{"title":"4th of July Weekend Sale","description":"\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0732\/1514\/8334\/collections\/hf_20260703_183531_98659565-152d-43c8-9f4a-749ac656d454.png?v=1783112634\" alt=\"American flag built from red, white and blue industrial thread cones — 4th of July Weekend Sale at Supra Sewing\" style=\"display:block;width:100%;height:auto;margin:0 auto 14px;border-radius:8px;\"\u003e\n\u003cdiv style=\"background:#DA291C;color:#ffffff;text-align:center;padding:14px 16px;font-weight:700;letter-spacing:2px;text-transform:uppercase;font-size:16px;\"\u003e★ Celebrating 250 Years of America · 1776–2026 ★\u003c\/div\u003e\n\u003cdiv style=\"text-align:center;padding:20px 14px 10px;\"\u003e\n\u003cp style=\"max-width:680px;margin:0 auto 8px;font-size:16px;line-height:1.5;\"\u003eThis weekend we celebrate America's 250th birthday the way we know best — with machines built to work. Save on select \u003cstrong\u003eJACK, SPEEDWAY and JUKI\u003c\/strong\u003e industrial sewing machines: walking foot, overlock, buttonhole and cylinder bed models, all fully assembled with table and stand included.\u003c\/p\u003e\n\u003cp style=\"max-width:680px;margin:0 auto;font-size:15px;line-height:1.5;color:#444444;\"\u003eIn stock in Miami, FL · Free shipping in the USA · 4th of July weekend only 🇺🇸\u003c\/p\u003e\n\u003c\/div\u003e","products":[{"product_id":"juki-du1181n","title":"JUKI DU1181N Single Needle Top and Bottom Feed Walking Foot Sewing Machine Assembled with Servo Motor, Table and Stand Included","description":"\u003cp\u003eThe JUKI DU-1181N is a single-needle top and bottom feed walking foot industrial sewing machine assembled with servo motor, table, and stand, ready for immediate production use. The top and bottom feed system works the presser foot and feed dog in coordination to deliver even, consistent fabric advancement on medium-weight materials, preventing slipping and ensuring clean, precise seams.\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eJUKI DU-1181N top and bottom feed walking foot machine\u003c\/li\u003e\n\u003cli\u003e550W servo motor\u003c\/li\u003e\n\u003cli\u003eSewing table and stand\u003c\/li\u003e\n\u003cli\u003eWalking foot and standard presser feet\u003c\/li\u003e\n\u003cli\u003eNeedle set and accessories\u003c\/li\u003e\n\u003cli\u003eOperator's manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTop and bottom feed system — presser foot and feed dog work together for even fabric advancement\u003c\/li\u003e\n\u003cli\u003ePresser foot actively aids fabric pull-through, preventing slipping on medium-weight materials\u003c\/li\u003e\n\u003cli\u003eSingle-needle straight stitch for clean, precise seaming\u003c\/li\u003e\n\u003cli\u003eJUKI's world-renowned engineering reliability and stitch quality\u003c\/li\u003e\n\u003cli\u003e550W servo motor for quiet, precise speed control and energy efficiency\u003c\/li\u003e\n\u003cli\u003eComplete assembled setup — ready to run out of the box\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMedium-weight fabrics including canvas, denim, and workwear\u003c\/li\u003e\n\u003cli\u003eBag making, upholstery, and soft goods manufacturing\u003c\/li\u003e\n\u003cli\u003eApplications requiring even seam feeding on materials prone to slipping\u003c\/li\u003e\n\u003cli\u003eProduction environments needing the precision and reliability of JUKI walking foot technology\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eJUKI DU-1181N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStitch Type\u003c\/td\u003e\n\u003ctd\u003eLockstitch (Straight Stitch)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNeedle System\u003c\/td\u003e\n\u003ctd\u003eDPx17, sizes #18–#23\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNeedle\u003c\/td\u003e\n\u003ctd\u003eSingle Needle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFeed System\u003c\/td\u003e\n\u003ctd\u003eTop and Bottom Feed (Walking Foot)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFabric Weight\u003c\/td\u003e\n\u003ctd\u003eMedium Weight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor\u003c\/td\u003e\n\u003ctd\u003e550W Servo Motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrive Type\u003c\/td\u003e\n\u003ctd\u003eBelt Driven\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncludes\u003c\/td\u003e\n\u003ctd\u003eTable and Stand\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfiguration\u003c\/td\u003e\n\u003ctd\u003eAssembled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eJUKI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"JUKI","offers":[{"title":"No","offer_id":46638113030446,"sku":"DU1181N","price":1672.95,"currency_code":"USD","in_stock":true},{"title":"Yes","offer_id":46638113063214,"sku":"DU1181N-NP","price":1748.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/1514\/8334\/files\/PhotoRoom_20231119_152552.jpg?v=1700425605"},{"product_id":"jack-jk-t783g-z","title":"JACK® JK-T783G-Z – Mechanical Digital Buttonhole Sewing Machine – Complete Setup, Table \u0026 Stand Included","description":"\u003cp\u003eThe \u003cstrong\u003eJACK\u003c\/strong\u003e JK-T783G-Z is a mechanical digital industrial \u003cstrong\u003ebuttonhole\u003c\/strong\u003e sewing machine with integrated direct-drive servo motor, automatic thread trimming, and automatic presser foot lifting for fast, consistent buttonhole production on lightweight and woven fabrics. This complete setup includes the machine head, industrial table, heavy-duty stand, and specialized knitting fabric presser foot — ready to run out of the box. Ideal for shirt, blouse, and dress manufacturers requiring precise, clean buttonholes at high volume.\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eJACK JK-T783G-Z buttonhole machine head with integrated servo motor \u003cstrong\u003e(ships assembled)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSpecial knitting fabric presser foot, needle plate, and feed plate\u003c\/li\u003e\n\u003cli\u003eIndustrial sewing table\u003c\/li\u003e\n\u003cli\u003eHeavy-duty stand with wheels\u003c\/li\u003e\n\u003cli\u003eStandard accessories and tooling kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSide control panel — quick, convenient access to key machine operations for faster setup and adjustments\u003c\/li\u003e\n\u003cli\u003eAutomatic thread trimmer and presser foot lifting — faster cycle times and reduced operator effort\u003c\/li\u003e\n\u003cli\u003eWide side cutter range (1\/4\" to 1-1\/4\") — versatile buttonhole sizing across garment types\u003c\/li\u003e\n\u003cli\u003eAutomatic lubrication system — low-maintenance operation for continuous production runs\u003c\/li\u003e\n\u003cli\u003eIntegrated direct-drive motor — saves up to 70% electricity compared to older belt-driven machines\u003c\/li\u003e\n\u003cli\u003eSingle-needle lockstitch buttonhole mechanism — clean, durable finishes on woven fabrics\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eApparel manufacturing — shirts, blouses, dresses, and lightweight garments\u003c\/li\u003e\n\u003cli\u003eWoven fabrics — cotton, polyester blends, and light to medium-weight textiles\u003c\/li\u003e\n\u003cli\u003eCanvas and awning production — durable buttonholes on heavier woven materials\u003c\/li\u003e\n\u003cli\u003eHigh-volume production — any operation requiring precise, consistent buttonholes at scale\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eVideo Tutorials\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eMachine Overview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"Machine Overview\" src=\"https:\/\/www.youtube.com\/embed\/KThAmb1_-mY?si=J2xR6pBaxugsUAS5\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eJACK JK-T783G-Z\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMachine Type\u003c\/td\u003e\n\u003ctd\u003eMechanical Digital Buttonhole Machine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStitch Type\u003c\/td\u003e\n\u003ctd\u003eSingle-needle lockstitch buttonhole\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNeedle System\u003c\/td\u003e\n\u003ctd\u003eDPx5, sizes #9–#16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSide Cutter Range\u003c\/td\u003e\n\u003ctd\u003e1\/4\" – 1-1\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAuto Functions\u003c\/td\u003e\n\u003ctd\u003eThread trimmer, presser foot lift\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLubrication\u003c\/td\u003e\n\u003ctd\u003eAutomatic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor\u003c\/td\u003e\n\u003ctd\u003eIntegrated Servo Motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrive Type\u003c\/td\u003e\n\u003ctd\u003eDirect Drive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSetup\u003c\/td\u003e\n\u003ctd\u003eComplete — table and stand included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"JACK","offers":[{"title":"Default Title","offer_id":47901447455022,"sku":"JK-T783G-Z","price":4112.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/1514\/8334\/files\/T781.jpg?v=1707075902"},{"product_id":"jack-jk-t373g-z","title":"JACK® JK-T373G-Z – Button Sew Machine with Integrated Motor – Complete Setup, Table \u0026 Stand Included","description":"\u003cp\u003eThe JACK JK-T373G-Z is a fully automatic industrial button sewing machine with integrated direct-drive motor, automatic thread cutting, and double-knot reinforcement, designed for high-speed, consistent button attachment on a wide range of garment types. This complete setup includes the machine head, industrial table, and heavy-duty stand with wheels — ready to run out of the box. Ideal for shirt, workwear, and uniform manufacturers requiring reliable, high-volume button sewing with a clean finish on every cycle.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eJACK JK-T373G-Z Button Sew Machine Head with Integrated Motor\u003c\/li\u003e\n\u003cli\u003eIndustrial sewing table\u003c\/li\u003e\n\u003cli\u003eHeavy-duty stand with wheels\u003c\/li\u003e\n\u003cli\u003eStandard accessories and tooling kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAutomatic thread cutting for a clean finish and faster cycle times between buttons\u003c\/li\u003e\n\u003cli\u003eDouble-knot tie at the end of each cycle for superior button attachment strength\u003c\/li\u003e\n\u003cli\u003eChainstitch and parallel button sewing stitch patterns for versatile garment applications\u003c\/li\u003e\n\u003cli\u003eWide button size range from 10 to 28mm diameter\u003c\/li\u003e\n\u003cli\u003eAdjustable X\/Y pattern sizes from 2.5 to 6.5mm to accommodate any button hole spacing\u003c\/li\u003e\n\u003cli\u003eIntegrated direct-drive motor for compact footprint, reduced maintenance, and easy installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eShirts, blouses, and lightweight apparel manufacturing\u003c\/li\u003e\n\u003cli\u003eWorkwear, uniforms, and coats\u003c\/li\u003e\n\u003cli\u003eActivewear and stretch fabric garments\u003c\/li\u003e\n\u003cli\u003eCanvas, awning, and medium-weight material applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNeedle System\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTQx1, Size #10–#18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMachine Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAutomatic Button Sewing Machine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eButton Size Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10–28mm diameter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eX\/Y Pattern Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.5–6.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMotor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e550W Integrated Direct Drive Motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDrive Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDirect Drive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTable\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIndustrial table and stand included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"JACK","offers":[{"title":"Default Title","offer_id":47901449716014,"sku":"JK-T373G-Z","price":1618.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/1514\/8334\/files\/T373-G.jpg?v=1707076035"},{"product_id":"sw-373d","title":"SPEEDWAY® SW 373 D – Chainstitch Button Sewing Machine – Complete Setup, Table \u0026 Stand Included","description":"\u003cp\u003eThe SPEEDWAY® SW 373 D is an industrial chainstitch button sewing machine built for tailoring studios and high-volume garment production. With automatic thread trimming, a double-knot tying cycle for extra button security, and a clamp feed system that handles 2-hole and 4-hole buttons from 10 to 28 mm in diameter, it delivers clean, consistent results at up to 1,500 SPM — assembled complete with a 550W integrated direct-drive motor, industrial table, stand, and wheels.\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSPEEDWAY SW 373 D button sewing machine head\u003c\/li\u003e\n\u003cli\u003e550W integrated direct-drive motor\u003c\/li\u003e\n\u003cli\u003eIndustrial sewing table\u003c\/li\u003e\n\u003cli\u003eHeavy-duty stand with wheels\u003c\/li\u003e\n\u003cli\u003eStandard accessories and tooling kit\u003c\/li\u003e\n\u003cli\u003eContents may vary slightly depending on shipping lot.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAutomatic thread trimmer delivers a clean finish on the underside of the fabric at the end of each cycle\u003c\/li\u003e\n\u003cli\u003eDouble-knot tying at the end of each cycle for enhanced button holding strength\u003c\/li\u003e\n\u003cli\u003eClamp feed system ensures secure, consistent button positioning throughout the sewing cycle\u003c\/li\u003e\n\u003cli\u003eCompatible with 2-hole and 4-hole buttons from 10 to 28 mm in diameter\u003c\/li\u003e\n\u003cli\u003eX\/Y stitch pattern adjustable from 2.5 to 6.5 mm for versatile button layouts\u003c\/li\u003e\n\u003cli\u003ePresser foot lift up to 9 mm to accommodate buttons of varying thickness\u003c\/li\u003e\n\u003cli\u003e550W integrated direct-drive motor for reliable, efficient operation at up to 1,500 SPM\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eButton attachment on shirts, jackets, coats, and trousers\u003c\/li\u003e\n\u003cli\u003eGarment factories and tailoring shops requiring fast, high-volume button sewing\u003c\/li\u003e\n\u003cli\u003eOperations needing consistent double-knot strength on every button\u003c\/li\u003e\n\u003cli\u003eProductions working across a wide range of button sizes and fabric weights\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNeedle System\u003c\/td\u003e\n\u003ctd\u003eTQx1, #14–18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor\u003c\/td\u003e\n\u003ctd\u003e550W Integrated Direct-Drive Motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrive Type\u003c\/td\u003e\n\u003ctd\u003eDirect Drive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Sewing Speed\u003c\/td\u003e\n\u003ctd\u003e1,500 SPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eButton Size Range\u003c\/td\u003e\n\u003ctd\u003e10–28 mm (2-hole and 4-hole)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eX\/Y Stitch Pattern\u003c\/td\u003e\n\u003ctd\u003e2.5–6.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePresser Foot Lift\u003c\/td\u003e\n\u003ctd\u003eUp to 9 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread Size\u003c\/td\u003e\n\u003ctd\u003eTEX 27–TEX 60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFeed Type\u003c\/td\u003e\n\u003ctd\u003eClamp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAuto Thread Trimmer\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eButton Sewing — Shirts, Jackets, Coats, Trousers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSetup\u003c\/td\u003e\n\u003ctd\u003eComplete (Table, Stand \u0026amp; Wheels Included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"SPEEDWAY","offers":[{"title":"Default Title","offer_id":48867721052462,"sku":"SW-373-D","price":1349.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/1514\/8334\/files\/Photoroom_001_20240527_212522.jpg?v=1716859592"},{"product_id":"sw781d","title":"SPEEDWAY® SW 781 D – Mechanical Digital Buttonhole Sewing Machine – Complete Setup, Table \u0026 Stand Included","description":"\u003cp\u003eThe SPEEDWAY® SW 781D is an industrial mechanical digital buttonhole machine designed for single-needle lockstitch buttonhole production on garments including shirts, jackets, trousers, and workwear. Its digital control system provides precise buttonhole sizing from 22mm×4mm with adjustable parallel interspace and side cutter range, while the built-in direct drive servo motor delivers consistent 3,000 SPM output with automatic thread trimmer and auto presser foot lift. This complete setup comes assembled with industrial table, stand, and wheels, ready for production use.\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSPEEDWAY SW 781D mechanical digital buttonhole machine head\u003c\/li\u003e\n\u003cli\u003eHeavy-duty industrial sewing table\u003c\/li\u003e\n\u003cli\u003eIndustrial stand with motor mount and wheels\u003c\/li\u003e\n\u003cli\u003e550W built-in direct drive servo motor\u003c\/li\u003e\n\u003cli\u003eStandard accessories kit (needles, tools)\u003c\/li\u003e\n\u003cli\u003eInstruction manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMechanical digital buttonhole control — precise, repeatable buttonhole sizing without manual adjustment between cycles\u003c\/li\u003e\n\u003cli\u003eDPx5 #12 needle system — standard industrial buttonhole needle for medium weight woven fabrics\u003c\/li\u003e\n\u003cli\u003eSide cutter range 1\/4\"–3\/4\" — wide range accommodates varied buttonhole lengths for shirts through jackets\u003c\/li\u003e\n\u003cli\u003eAdjustable parallel interspace (0.2–2.5mm) — controls fabric grip distance for consistent sewing on different weights\u003c\/li\u003e\n\u003cli\u003eAutomatic thread trimmer — reduces operator cycle time and clean-finishes every buttonhole\u003c\/li\u003e\n\u003cli\u003eAuto presser foot lift — hands-free garment loading and unloading for faster throughput\u003c\/li\u003e\n\u003cli\u003eBuilt-in direct drive servo motor — compact, quiet operation with no external motor required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eShirt, blouse, and dress buttonhole production in garment manufacturing\u003c\/li\u003e\n\u003cli\u003eJacket, coat, and outerwear buttonholes requiring consistent size and finish\u003c\/li\u003e\n\u003cli\u003eTrouser and workwear production with varied buttonhole lengths\u003c\/li\u003e\n\u003cli\u003eProduction lines requiring fast, repeatable buttonhole output on medium weight wovens\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMachine Type\u003c\/td\u003e\n\u003ctd\u003eIndustrial Mechanical Digital Buttonhole — Single Needle Lockstitch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNeedle System\u003c\/td\u003e\n\u003ctd\u003eDPx5, size #12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor\u003c\/td\u003e\n\u003ctd\u003e550W Built-In Direct Drive Servo Motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrive Type\u003c\/td\u003e\n\u003ctd\u003eDirect Drive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Speed\u003c\/td\u003e\n\u003ctd\u003e3,000 SPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eButtonhole Size\u003c\/td\u003e\n\u003ctd\u003e22mm × 4mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSide Cutter Range\u003c\/td\u003e\n\u003ctd\u003e1\/4\" – 3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eParallel Interspace\u003c\/td\u003e\n\u003ctd\u003e0.2 – 2.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAuto Thread Trimmer\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSetup\u003c\/td\u003e\n\u003ctd\u003eComplete — Table, Stand and Wheels Included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"SPEEDWAY","offers":[{"title":"Default Title","offer_id":48881895997742,"sku":"SW-781-D","price":3448.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/1514\/8334\/files\/Photoroom_001_20240528_154659.jpg?v=1716925791"},{"product_id":"speedway-sw7-4d","title":"SPEEDWAY® SW7-4D – 4-Thread Smart Overlock Machine – Complete Setup, Table \u0026 Stand Included","description":"\u003cp\u003eThe SPEEDWAY SW7-4D is a 4-thread \u003cstrong\u003esmart overlock machine\u003c\/strong\u003e built for high-speed, consistent seaming in professional apparel production. It runs plain seam and mock safety stitch configurations and shares the same smart automation platform as the SW7-5D — direct drive motor, automatic thread trimming, silent presser foot lifter, and a step motor system that automatically adjusts presser foot pressure to fabric thickness. The result is sustained output at up to \u003cstrong\u003e7,500 SPM\u003c\/strong\u003e with minimal manual intervention across varying fabric weights. Comes as a complete setup with table and stand included.\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/i5qIRd-baVU?si=gUe3OU798BbRCusv\u0026amp;start=206\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSPEEDWAY SW7-4D 4-thread smart overlock machine \u003cstrong\u003e(ships assembled)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDirect drive servo motor (integrated)\u003c\/li\u003e\n\u003cli\u003eIndustrial table and stand\u003c\/li\u003e\n\u003cli\u003eStandard accessory kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-thread plain seam and mock safety stitch \u003c\/strong\u003e— versatile configuration for standard seaming and decorative safety stitch appearance without a true chainstitch needle line\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep motor system\u003c\/strong\u003e — automatically adjusts presser foot pressure to fabric thickness, eliminating manual adjustment when transitioning between fabric weights\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic thread trimming\u003c\/strong\u003e — reduces cycle time and operator intervention on high-volume production runs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSilent presser foot lifter\u003c\/strong\u003e — quieter, smoother operation during fabric positioning\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect drive motor\u003c\/strong\u003e — no belt, lower maintenance, quieter operation, and precise speed control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7,500 SPM maximum speed\u003c\/strong\u003e — high-volume sustained output for demanding production schedules\u003c\/li\u003e\n\u003cli\u003eDifferential ratio 0.7–2.0 — handles stretch, woven, and layered fabrics without puckering or distortion\u003c\/li\u003e\n\u003cli\u003eComplete assembled setup — arrives ready to install and run with table and stand included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-volume garment production — fast, consistent 4-thread seaming with automated functions\u003c\/li\u003e\n\u003cli\u003eVariable fabric operations — automatic presser foot pressure adjustment reduces manual intervention across fabric weights\u003c\/li\u003e\n\u003cli\u003eApparel manufacturing — plain seam and mock safety stitch cover primary seaming requirements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eVideo Tutorials\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eMachine Overview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/OYQNnZHQMus?si=yP5FFHPzNIQUvNTA\" title=\"Machine Overview\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow to Thread\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/THgusO8NNUY?si=XM7tzmETPuaEhtk2\" title=\"How to Thread\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow to Use the Control Panel\u003c\/strong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/1utO2Lrw3Ns?si=n9Yai_GqMDTfAESB\u0026amp;start=206\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/2SfKcK1JH40?si=ZptumOXY5hdk1SqW\u0026amp;start=206\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eSPEEDWAY SW7-4D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMachine Type\u003c\/td\u003e\n\u003ctd\u003e4-Thread Smart Overlock (Plain Seam, Mock Safety Stitch)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNeedle System\u003c\/td\u003e\n\u003ctd\u003eB27 \/ DCx27, sizes #9–#18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Needles\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Threads\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNeedle Spacing\u003c\/td\u003e\n\u003ctd\u003e2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStitch Width\u003c\/td\u003e\n\u003ctd\u003e2 mm × 4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStitch Length\u003c\/td\u003e\n\u003ctd\u003e0.8–4.6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDifferential Ratio\u003c\/td\u003e\n\u003ctd\u003e0.7–2.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePresser Foot Lift\u003c\/td\u003e\n\u003ctd\u003e10 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Sewing Speed\u003c\/td\u003e\n\u003ctd\u003e7,500 SPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAuto Functions\u003c\/td\u003e\n\u003ctd\u003eThread trimmer, presser foot lift, pressure adjustment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor\u003c\/td\u003e\n\u003ctd\u003eDirect Drive Servo Motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrive Type\u003c\/td\u003e\n\u003ctd\u003eDirect Drive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSetup\u003c\/td\u003e\n\u003ctd\u003eComplete — table and stand included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"SPEEDWAY","offers":[{"title":"Default Title","offer_id":50269516169518,"sku":"SW7-4D","price":1738.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/1514\/8334\/files\/SW7SPEEDWAY1.jpg?v=1747417976"},{"product_id":"jack-h7-c","title":"JACK® H7-C – Single Needle Top \u0026 Bottom Feed Walking Foot Machine – Complete Setup, Table \u0026 Stand Included","description":"\u003cp\u003eThe \u003cstrong\u003eJack H7-C\u003c\/strong\u003e is the first \u003cstrong\u003eAI-powered walking foot industrial sewing machine\u003c\/strong\u003e available in the United States — and Supra Sewing is the largest authorized Jack dealer in the US. This single-needle, top \u0026amp; bottom feed compound walking foot lockstitch machine ships fully assembled with table, stand, and a high-torque direct drive servo motor, ready to run out of the crate for upholstery shops, leather goods makers, marine canvas fabricators, and automotive interior manufacturers who need flawless feeding across heavy, layered, or slippery materials.\u003c\/p\u003e\n\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/uM0voABmt8c?si=JupH9VYHalI9dI0x\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhat sets the H7-C apart from every other walking foot on the market is its \u003cstrong\u003eAI Material Recognition\u003c\/strong\u003e system: onboard sensors read fabric thickness and density in real time, then automatically adjust presser foot pressure, alternating foot lift, and stitching speed. You get perfect stitch quality at the transition from two layers to eight layers — with no manual dial turns, no skipped stitches, and no operator guesswork.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eJACK H7-C walking foot lockstitch head (ships assembled)\u003c\/li\u003e\n\u003cli\u003eHigh torque direct drive servo motor\u003c\/li\u003e\n\u003cli\u003eIndustrial sewing table\u003c\/li\u003e\n\u003cli\u003eHeavy duty machine stand\u003c\/li\u003e\n\u003cli\u003eStandard accessories kit (bobbins, needles, screwdrivers, oil)\u003c\/li\u003e\n\u003cli\u003eUser manual \u0026amp; quick-start guide\u003c\/li\u003e\n\u003cli\u003eUS-based technical support from Supra Sewing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy the H7-C is Different: AI Material Recognition\u003c\/h2\u003e\n\u003cp\u003eThe Jack H7-C's AI system is the headline feature — and the reason professional shops are replacing mechanical walking foots with this machine:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic thickness detection\u003c\/strong\u003e — sensors on the presser foot assembly continuously read the stack under the needle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDynamic pressure adjustment\u003c\/strong\u003e — the stepper-motor presser foot adjusts automatically, no manual screw turning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdaptive speed control\u003c\/strong\u003e — the servo slows down over thick seams and speeds back up on flat runs, protecting needles and preventing breakage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMemory for recurring jobs\u003c\/strong\u003e — store stitch length, foot lift, and speed profiles for repeat production.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital knee lifter with micro-lift sensitivity\u003c\/strong\u003e — accurate corner work and smooth handling at thickness transitions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe practical result: one operator produces the stitch quality of a skilled veteran on their very first shift. Training time drops, reject rates fall, and the machine protects itself from operator error.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible Alternation Technology\u003c\/strong\u003e — 1.3–5.5 mm ultra-wide alternation range for seamless compatibility with both thin and thick fabrics, ensuring stable transmission across material transitions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10.5 Nm integrated torque\u003c\/strong\u003e — high-torque direct drive servo delivers rapid response and precise fabric feeding even at low speeds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e0 Resistance Thread Control Technology\u003c\/strong\u003e — 30% reduced thread passing resistance for smoother operation and 20% improved loop stability for consistent stitch formation, delivering stable tension and flawless stitch appearance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e9%+ overall efficiency increase\u003c\/strong\u003e compared to conventional walking foot platforms\u003c\/li\u003e\n\u003cli\u003eCompound feed system (top \u0026amp; bottom walking foot) advances thick and layered materials evenly without layer shift or slippage\u003c\/li\u003e\n\u003cli\u003eAI material recognition with automatic pressure, lift, and speed adjustment\u003c\/li\u003e\n\u003cli\u003eStepper-motor controlled presser foot lift (7–15 mm range) for precise, repeatable pressure across material thicknesses\u003c\/li\u003e\n\u003cli\u003eDigital knee lifter with micro-lift sensitivity for accurate corner sewing\u003c\/li\u003e\n\u003cli\u003eNeedle system DPx17 (135×17), sizes #20–#23, compatible with heavy bonded thread and a wide range of fabrics including leather, canvas, and vinyl\u003c\/li\u003e\n\u003cli\u003eHigh torque direct drive servo motor delivers strong, consistent low-speed torque up to \u003cstrong\u003e4,500 SPM\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eMaximum stitch length 8 mm — forward and reverse\u003c\/li\u003e\n\u003cli\u003eHorizontal-axis double-capacity hook with automatic lubrication for reliable, low-maintenance operation\u003c\/li\u003e\n\u003cli\u003eTouchscreen-style control panel for intuitive parameter management\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpholstery \u0026amp; furniture\u003c\/strong\u003e — sofas, chairs, cushions, slipcovers, headboards\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeather goods\u003c\/strong\u003e — bags, belts, holsters, harnesses, wallets, equestrian tack\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMarine canvas \u0026amp; sailmaking\u003c\/strong\u003e — biminis, covers, dodgers, sail repair, heavy-duty tarps\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomotive \u0026amp; aviation interiors\u003c\/strong\u003e — seats, door panels, headliners, convertible tops\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial \u0026amp; workwear\u003c\/strong\u003e — heavy denim, reinforced canvas bags, tents, safety harnesses\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutdoor \u0026amp; pet products\u003c\/strong\u003e — dog beds, truck tarps, awnings, backpack reinforcements\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eJack H7-C vs H2, H6, and the Juki DU-1181N — How It Compares\u003c\/h2\u003e\n\u003cp\u003eShoppers cross-shopping walking foot machines usually land on four options. All four share the same \u003cstrong\u003ecompound feed architecture\u003c\/strong\u003e, the \u003cstrong\u003eDPx17 (135×17) needle system\u003c\/strong\u003e, and a \u003cstrong\u003ehorizontal-axis double-capacity hook\u003c\/strong\u003e, so most needles and many hook-related accessories are interchangeable. Where the Jack H-series pulls ahead is on the \u003cstrong\u003edrive train, electronics, and automation\u003c\/strong\u003e: direct drive servos, integrated needle positioners, higher SPM, and — on the H7-C — AI material recognition with 4,500 SPM top speed and automatic hook lubrication. Here's the side-by-side:\u003c\/p\u003e\n\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003e\n\u003cstrong\u003eJack H7-C\u003c\/strong\u003e (this machine)\u003c\/th\u003e\n\u003cth\u003eJack H2\u003c\/th\u003e\n\u003cth\u003eJack H6 \u003cem\u003e(discontinued)\u003c\/em\u003e\n\u003c\/th\u003e\n\u003cth\u003eJuki DU-1181N\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAI material recognition\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eYes — auto pressure, lift \u0026amp; speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor\u003c\/td\u003e\n\u003ctd\u003eDirect drive servo (10.5 Nm torque)\u003c\/td\u003e\n\u003ctd\u003eDirect drive servo\u003c\/td\u003e\n\u003ctd\u003eDirect drive servo\u003c\/td\u003e\n\u003ctd\u003eServo motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNeedle positioner\u003c\/td\u003e\n\u003ctd\u003eYes — integrated\u003c\/td\u003e\n\u003ctd\u003eYes — integrated\u003c\/td\u003e\n\u003ctd\u003eYes — integrated\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax speed\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e4,500 SPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2,000 SPM\u003c\/td\u003e\n\u003ctd\u003e3,500 SPM\u003c\/td\u003e\n\u003ctd\u003e2,000 SPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStitch length\u003c\/td\u003e\n\u003ctd\u003e0–8 mm\u003c\/td\u003e\n\u003ctd\u003e0–8 mm\u003c\/td\u003e\n\u003ctd\u003e0–9 mm\u003c\/td\u003e\n\u003ctd\u003e0–9 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePresser foot lift\u003c\/td\u003e\n\u003ctd\u003eStepper motor controlled, 7–15 mm\u003c\/td\u003e\n\u003ctd\u003e8 mm hand \/ 16 mm knee (manual)\u003c\/td\u003e\n\u003ctd\u003eDigital, fixed presets\u003c\/td\u003e\n\u003ctd\u003e5.5 mm hand \/ 15 mm knee (manual)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKnee lifter\u003c\/td\u003e\n\u003ctd\u003eDigital, separate stepper-motor controller\u003c\/td\u003e\n\u003ctd\u003eMechanical\u003c\/td\u003e\n\u003ctd\u003eSolenoid lifter\u003c\/td\u003e\n\u003ctd\u003eMechanical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlternating foot lift\u003c\/td\u003e\n\u003ctd\u003e1.3–5.5 mm (digital, Flexible Alternation Technology)\u003c\/td\u003e\n\u003ctd\u003e1–4 mm (manual)\u003c\/td\u003e\n\u003ctd\u003e1–5 mm (digital)\u003c\/td\u003e\n\u003ctd\u003e2–5 mm (manual)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNeedle system\u003c\/td\u003e\n\u003ctd\u003eDPx17 (135×17), #20–#23\u003c\/td\u003e\n\u003ctd\u003eDPx17 (135×17)\u003c\/td\u003e\n\u003ctd\u003eDPx17 (135×17)\u003c\/td\u003e\n\u003ctd\u003eDPx17 (135×17)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHook\u003c\/td\u003e\n\u003ctd\u003eHorizontal-axis double-capacity, auto-lube\u003c\/td\u003e\n\u003ctd\u003eHorizontal-axis double-capacity\u003c\/td\u003e\n\u003ctd\u003eHorizontal-axis double-capacity\u003c\/td\u003e\n\u003ctd\u003eHorizontal-axis double-capacity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBobbin\u003c\/td\u003e\n\u003ctd\u003eM size\u003c\/td\u003e\n\u003ctd\u003eM size\u003c\/td\u003e\n\u003ctd\u003eM size\u003c\/td\u003e\n\u003ctd\u003eM size\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent status\u003c\/td\u003e\n\u003ctd\u003eCurrent model\u003c\/td\u003e\n\u003ctd\u003eCurrent model\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003eDiscontinued\u003c\/strong\u003e — replaced by H7-C\u003c\/td\u003e\n\u003ctd\u003eCurrent model\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBest for\u003c\/td\u003e\n\u003ctd\u003eProduction shops, varied material stacks, training new operators\u003c\/td\u003e\n\u003ctd\u003eEntry-level walking foot work\u003c\/td\u003e\n\u003ctd\u003eLegacy installations (parts still available)\u003c\/td\u003e\n\u003ctd\u003eClassic Juki reliability, lighter-to-medium duty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp\u003e\u003cem\u003eSpecifications are published values from each manufacturer's product catalog. The H7-C is the only machine in this comparison with AI-driven automatic adjustment. The Jack H6 has been discontinued and replaced in the Jack lineup by the H7-C — Supra Sewing continues to stock H6 parts and accessories for legacy installations.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNeedle System\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDPx17 (135×17), #20–#23\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMotor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHigh Torque Direct Drive Servo Motor (10.5 Nm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDrive Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDirect Drive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMachine Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSingle Needle Top \u0026amp; Bottom Feed Walking Foot Lockstitch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFeed System\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCompound Feed (Top \u0026amp; Bottom Walking Foot)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Sewing Speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4,500 SPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStitch Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0–8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePresser Foot Lift\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7–15 mm, Stepper-Motor Controlled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAlternating Foot Lift\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.3–5.5 mm (Flexible Alternation Technology)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKnee Lifter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDigital, Stepper-Motor Controlled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHook Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHorizontal-Axis Double-Capacity, Auto-Lube\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLubrication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAutomatic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMachine Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e715 × 310 × 570 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40.6 kg (head) \/ 47.84 kg (gross)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTable \u0026amp; Stand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIncluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eJACK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003ch3\u003eWhat is the Jack H7-C used for?\u003c\/h3\u003e\n\u003cp\u003eThe Jack H7-C is built for professional upholstery, leather goods, marine canvas, automotive interiors, and heavy industrial sewing. Anywhere two or more layers of thick or slippery material need to feed evenly — upholstery shops, saddle makers, bag manufacturers, sailmakers, and automotive trim shops — the H7-C is the production machine of choice.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the AI material recognition actually work?\u003c\/h3\u003e\n\u003cp\u003eSensors on the presser foot assembly continuously read the thickness and density of the material under the needle. The machine's controller automatically adjusts presser foot pressure, alternating foot lift, and sewing speed in real time. You don't stop to turn a screw or change a dial — the H7-C handles the transition from single layer to multi-layer seams for you.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's the difference between the Jack H7-C and the Jack H6?\u003c\/h3\u003e\n\u003cp\u003eThe Jack H6 has been discontinued and the H7-C is its successor in the Jack lineup. Both share the direct drive servo platform, horizontal-axis double-capacity hook, and M bobbin. The H7-C adds AI material recognition, a higher 4,500 SPM top speed, a stepper-motor controlled presser foot (7–15 mm), Flexible Alternation Technology (1.3–5.5 mm), 0 Resistance Thread Control, automatic hook lubrication, and an upgraded digital knee lifter with a separate stepper-motor controller versus the H6's solenoid lifter. Supra Sewing continues to stock H6 parts and accessories for legacy installations.\u003c\/p\u003e\n\n\u003ch3\u003eIs the Jack H7-C better than the Juki DU-1181N?\u003c\/h3\u003e\n\u003cp\u003eThey serve different users. The Juki DU-1181N is a proven, lighter-to-medium-duty walking foot with a classic mechanical design and 2,000 SPM top speed. The Jack H7-C is a modern production machine: 4,500 SPM (more than 2× the Juki), 10.5 Nm direct drive servo torque, digital presser foot and knee lifter, Flexible Alternation Technology, and AI material recognition. For heavy production, thicker stacked materials, and automated quality, the H7-C is the more capable choice. The Juki remains a solid, lower-cost option for shops that don't need the automation.\u003c\/p\u003e\n\n\u003ch3\u003eWhat needle system and thread does the H7-C use?\u003c\/h3\u003e\n\u003cp\u003eThe H7-C uses the \u003cstrong\u003eDPx17 (135×17) needle system\u003c\/strong\u003e in sizes \u003cstrong\u003e#20 through #23\u003c\/strong\u003e, which handles heavy bonded nylon, polyester, and specialty threads suitable for leather, canvas, vinyl, and upholstery. Supra Sewing stocks replacement needles, bobbins, feed dogs, and presser feet for the Jack H-series.\u003c\/p\u003e\n\n\u003ch3\u003eDoes the machine come with a table and stand?\u003c\/h3\u003e\n\u003cp\u003eYes. The H7-C ships as a complete setup — machine head, industrial sewing table, heavy-duty stand, direct drive servo motor, accessories kit, and manual. It arrives assembled and ready for final placement and power-up.\u003c\/p\u003e\n\n\u003ch3\u003eWhat is the warranty and who handles service?\u003c\/h3\u003e\n\u003cp\u003eSupra Sewing is an authorized Jack dealer and the largest Jack dealer in the United States. The H7-C carries the full manufacturer warranty and is backed by our in-house technical team based in the US. We stock OEM parts across the Jack catalog and provide phone, email, and video support.\u003c\/p\u003e\n\n\u003ch3\u003eCan the H7-C sew real leather?\u003c\/h3\u003e\n\u003cp\u003eYes — the compound walking foot feed, DPx17 needle system in heavy sizes (#20–#23), and high-torque servo (10.5 Nm) are designed for genuine leather, bonded leather, and leather alternatives (PU, vinyl). The AI pressure adjustment is particularly effective on leather-to-fabric transitions where manual machines drop stitches.\u003c\/p\u003e\n\n\u003ch2\u003eWhy Buy the Jack H7-C from Supra Sewing\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuthorized Jack dealer \u0026amp; the largest Jack dealer in the US\u003c\/strong\u003e — volume buying power, priority inventory, and direct factory relationship.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIn-house technical support\u003c\/strong\u003e — real sewing technicians, based in the US, ready to help by phone, email, or video.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM parts \u0026amp; accessories in stock\u003c\/strong\u003e — bobbins, feed dogs, presser feet, needles, and servicing parts for the entire Jack H-series.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinancing available\u003c\/strong\u003e — production machines qualify for business financing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShips assembled from our US warehouse\u003c\/strong\u003e — your team plugs it in and runs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eExplore the full \u003ca href=\"\/collections\/heavy-duty\"\u003eHeavy Duty walking foot machine collection\u003c\/a\u003e and browse all \u003ca href=\"\/collections\/jack\"\u003eJack industrial sewing machines\u003c\/a\u003e, or contact our team for help selecting the right configuration for your shop.\u003c\/p\u003e","brand":"JACK","offers":[{"title":"Default Title","offer_id":51793519149358,"sku":"H7-C","price":2049.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/1514\/8334\/files\/JACKH73.jpg?v=1772324980"},{"product_id":"jack-z7-181000","title":"JACK® Z7-181000 – Single Needle AI Walking Foot Machine – Complete Setup, Table \u0026 Stand Included","description":"\u003cstyle\u003e\n  .z7-desc { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; 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}\n    .z7-features { grid-template-columns: 1fr; }\n    .z7-support { flex-direction: column; text-align: center; }\n    .z7-support-channels { justify-content: center; }\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"z7-desc\"\u003e\n\u003c!-- ====== HERO BANNER ====== --\u003e\n\u003cdiv class=\"z7-hero\"\u003e\n\u003ch2\u003eJACK Z7-181000 — AI Triple Feed Walking Foot Industrial Sewing Machine for Leather \u0026amp; Upholstery\u003c\/h2\u003e\n\u003cp\u003eSingle Needle Heavy Duty Lockstitch • Compound Feed • Complete with Table \u0026amp; Stand\u003c\/p\u003e\n\u003cp class=\"z7-tagline\"\u003eThe first walking foot sewing machine that thinks while it sews.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- ====== KEY STATS BADGES ====== --\u003e\n\u003cdiv class=\"z7-badges\"\u003e\n\u003cdiv class=\"z7-badge\"\u003e\n\u003cstrong\u003e850W\u003c\/strong\u003e \u003cspan\u003eHigh Torque Motor\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z7-badge\"\u003e\n\u003cstrong\u003e13% More Power\u003c\/strong\u003e \u003cspan\u003evs. Competing Models\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z7-badge\"\u003e\n\u003cstrong\u003e3,500 SPM\u003c\/strong\u003e \u003cspan\u003eMax Sewing Speed\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z7-badge\"\u003e\n\u003cstrong\u003e73% More\u003c\/strong\u003e \u003cspan\u003eBobbin Capacity (XXL Hook)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- ====== INTRO — keyword-rich, natural ====== --\u003e\n\u003cp\u003eThe JACK Z7-181000 is a heavy duty walking foot industrial sewing machine built for professionals who sew leather, upholstery, automotive interiors, and marine canvas. It uses the same triple feed compound system (feed dog + needle + walking feet) found on established machines like the Juki LU-2810 and Dürkopp Adler 867 — but adds something none of them offer: a built-in AI chip with a real-time material thickness sensor that automatically adjusts motor torque, needle penetration force, and thread tension when the material changes mid-seam.\u003c\/p\u003e\n\u003cp\u003eThat means your operator doesn't have to stop, adjust, and restart every time the seam goes from 2 layers to 6 layers. The JACK Z7 handles it automatically — delivering consistent stitch quality with less training time and fewer defects. It ships fully assembled with the industrial sewing table and stand included, ready to sew out of the box.\u003c\/p\u003e\n\u003c!-- ====== VIDEO 1: PRODUCT OVERVIEW (full width, hero position) ====== --\u003e\n\u003ch3\u003eSee the JACK Z7-181000 in Action\u003c\/h3\u003e\n\u003cdiv class=\"z7-video\"\u003e\u003ciframe loading=\"lazy\" title=\"JACK Z7-181000 AI Walking Foot Sewing Machine — Full Overview | Supra Sewing\" src=\"https:\/\/www.youtube.com\/embed\/RLZ2tDcw11g\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003c!-- ====== WHAT MAKES THE Z7 DIFFERENT ====== --\u003e\n\u003ch2\u003eWhy the JACK Z7 Walking Foot Machine Is Different\u003c\/h2\u003e\n\u003cdiv class=\"z7-features\"\u003e\n\u003cdiv class=\"z7-feature-card\"\u003e\n\u003ch4\u003eAI Chip + Material Thickness Sensor\u003c\/h4\u003e\n\u003cp\u003eAn integrated AI chip detects changes in material thickness and resistance in real time. It automatically increases needle penetration force and motor torque — so this industrial sewing machine adapts mid-seam without the operator touching anything. No other walking foot machine in this class offers this.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z7-feature-card\"\u003e\n\u003ch4\u003eDouble Alternating Walking Feet\u003c\/h4\u003e\n\u003cp\u003eTwo adjustable walking feet (set via two knobs) alternate automatically or manually based on detected overlap or thickness. This compound feed system gives superior feeding on uneven layers of leather, vinyl, and upholstery fabric that single walking foot machines struggle with.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z7-feature-card\"\u003e\n\u003ch4\u003eSecondary Thread Tension Device\u003c\/h4\u003e\n\u003cp\u003eA second thread tension system activates automatically when the sensor detects fabric overlap or thickness change — or can be triggered manually. This keeps stitch formation consistent across the entire seam, even on heavy multi-layer assemblies.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z7-feature-card\"\u003e\n\u003ch4\u003eOne-Button Stitch Length Switch\u003c\/h4\u003e\n\u003cp\u003eCorners and tight seams in upholstery and automotive work require shorter stitches. The Z7 switches stitch length with a single button press — no stopping to turn a knob. Saves time and improves consistency on complex sewing patterns.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z7-feature-card\"\u003e\n\u003ch4\u003eMost Powerful Motor in Its Class\u003c\/h4\u003e\n\u003cp\u003eThe 850W direct drive servo motor delivers 13% more power than competing triple feed lockstitch machines. It provides strong, low-speed pulling force for dense multi-layer leather and upholstery assemblies without skipped stitches.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z7-feature-card\"\u003e\n\u003ch4\u003eXXL 32mm Heavy Duty Hook\u003c\/h4\u003e\n\u003cp\u003e73% more bobbin capacity than the standard 2X hook type. Handles thick thread without jams and dramatically reduces bobbin changes on long production runs — essential for upholstery shops and leather goods production.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- ====== VIDEO 2: SELF-ADAPTIVE SEWING (the star demo) ====== --\u003e\n\u003ch3\u003eWatch the AI Self-Adaptive Sewing System\u003c\/h3\u003e\n\u003cp\u003eThis is the Z7's signature feature: the machine detects thickness changes in real time and automatically adjusts torque, tension, and needle force — no operator input needed:\u003c\/p\u003e\n\u003cdiv class=\"z7-video\"\u003e\u003ciframe loading=\"lazy\" title=\"JACK Z7 AI Self-Adaptive Sewing — Automatic Thickness Adjustment on Leather and Upholstery\" src=\"https:\/\/www.youtube.com\/embed\/5tRoTEVhHuY\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003c!-- ====== FEATURES IMAGE ====== --\u003e \u003cimg loading=\"lazy\" style=\"width: 100%; height: auto; border-radius: 8px; margin: 20px 0;\" alt=\"JACK Z7-181000 key features overview — AI thickness sensor, double alternating walking feet, XXL 32mm hook, touchscreen panel, 850W motor\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0732\/1514\/8334\/files\/Z7_FEATURES.png?v=1774308973\"\u003e \u003c!-- ====== REAL-WORLD SCENARIOS ====== --\u003e\n\u003ch2\u003eBuilt for the Toughest Seams in Leather, Upholstery \u0026amp; Marine Fabrication\u003c\/h2\u003e\n\u003cdiv class=\"z7-scenario\"\u003e\n\u003cp\u003e\u003cstrong\u003eAutomotive upholstery:\u003c\/strong\u003e You're sewing a car seat cover and the seam goes from 2 layers of leather to 6 layers at the junction. On a conventional walking foot sewing machine, you'd stop and adjust the tension and foot pressure. On the Jack Z7, the AI sensor detects the change, the motor increases torque, the second tension engages, and the alternating feet kick in — all in real time, mid-seam, with zero operator intervention.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z7-scenario\"\u003e\n\u003cp\u003e\u003cstrong\u003eFurniture upholstery:\u003c\/strong\u003e Sewing a sofa cushion means tight corners that need shorter stitches. Instead of stopping to turn the stitch length knob, press one button and the Z7 switches automatically. Press again to go back. No interruption, no inconsistent stitches at the corner.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z7-scenario\"\u003e\n\u003cp\u003e\u003cstrong\u003eMarine canvas \u0026amp; awnings:\u003c\/strong\u003e Multiple layers of Sunbrella or marine vinyl with binding tape create sudden thickness jumps. The Jack Z7 AI compensates instantly, keeping your stitch line straight and your tension even — without the operator needing years of experience to \"feel\" the change. This is what makes it the ideal heavy duty sewing machine for marine fabrication shops.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z7-scenario\"\u003e\n\u003cp\u003e\u003cstrong\u003eLeather goods \u0026amp; bags:\u003c\/strong\u003e When you're sewing a leather bag and transition from a single layer body panel to the multi-layer strap attachment point, the Z7's thickness sensor detects the jump and adjusts needle force and tension before you even feel the difference. Cleaner stitches, less thread breakage, fewer rejects.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- ====== VIDEO 3: POWER TEST — Automobile Tire (full width, wow factor) ====== --\u003e\n\u003ch3\u003e850W Power Test — Sewing Through an Automobile Tire\u003c\/h3\u003e\n\u003cp\u003eIf the Z7 can sew through a tire, it can handle any leather, canvas, or upholstery assembly in your shop:\u003c\/p\u003e\n\u003cdiv class=\"z7-video\"\u003e\u003ciframe loading=\"lazy\" title=\"JACK Z7 Heavy Duty Power Test — Sewing Through Automobile Tire | 850W Walking Foot Machine\" src=\"https:\/\/www.youtube.com\/embed\/JCG_m7PQGMU\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003c!-- ====== SMART CONTROLS ====== --\u003e\n\u003ch2\u003eSmart Controls \u0026amp; Operator-Friendly Design\u003c\/h2\u003e\n\u003cp\u003eThe JACK Z7 is designed to reduce the learning curve for new operators while giving experienced sewers faster, more precise control:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTouch screen panel with voice guidance\u003c\/strong\u003e — clear icons and voice prompts make it easy to activate backtack, thread trimmer, presser foot lifter, and programmable functions. Long-press any button to access advanced settings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectronic digital handwheel\u003c\/strong\u003e — micrometric adjustments by rotation; single click enables half-stitch operation for precise stitch placement on detailed leather and upholstery work.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProgrammable function keys on the machine head\u003c\/strong\u003e — quick access to your most-used operations. One key is fully customizable from the touch screen panel to match your workflow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePneumatic presser foot lifter\u003c\/strong\u003e — smooth, consistent double-alternating lift reduces operator fatigue on bulky or heavy workpieces. Requires external air compressor (minimum 70 PSI).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic thread trimming \u0026amp; back-tacking\u003c\/strong\u003e — integrated automation speeds up cycle time and ensures clean seam starts and ends on every piece.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart bobbin thread warning\u003c\/strong\u003e — the machine alerts you when bobbin thread is running low, so you never sew empty and ruin a workpiece.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated bobbin winder with auto-cut\u003c\/strong\u003e — wind and cut bobbin thread without leaving your sewing position.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic lubrication system\u003c\/strong\u003e — keeps the machine running smoothly with minimal maintenance downtime.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- ====== VIDEOS 4-5: CONTROLS DEMOS (2-up grid) ====== --\u003e\n\u003cdiv class=\"z7-video-grid\"\u003e\n\u003cdiv class=\"z7-video-grid-item\"\u003e\n\u003cdiv class=\"z7-video\"\u003e\u003ciframe loading=\"lazy\" title=\"JACK Z7 Electronic Handwheel — Micrometric Adjustment and Half-Stitch Control\" src=\"https:\/\/www.youtube.com\/embed\/PGwFoze_EEc\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003cp class=\"z7-video-label\"\u003eElectronic Handwheel \u0026amp; Half-Stitch\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z7-video-grid-item\"\u003e\n\u003cdiv class=\"z7-video\"\u003e\u003ciframe loading=\"lazy\" title=\"JACK Z7 Dual Stitch Length Application — One-Button Switch for Corners and Detail Work\" src=\"https:\/\/www.youtube.com\/embed\/n7xddkWY1Yc\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003cp class=\"z7-video-label\"\u003eOne-Button Dual Stitch Length\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- ====== VIDEOS 6-7: SMART FEATURES (2-up grid) ====== --\u003e\n\u003cdiv class=\"z7-video-grid\"\u003e\n\u003cdiv class=\"z7-video-grid-item\"\u003e\n\u003cdiv class=\"z7-video\"\u003e\u003ciframe loading=\"lazy\" title=\"JACK Z7 Smart Bobbin Thread Warning — Never Sew Empty Again\" src=\"https:\/\/www.youtube.com\/embed\/yhYQk3Yqvi8\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003cp class=\"z7-video-label\"\u003eSmart Bobbin Thread Warning\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z7-video-grid-item\"\u003e\n\u003cdiv class=\"z7-video\"\u003e\u003ciframe loading=\"lazy\" title=\"JACK Z7 Seam Reversal Application — Back-Tacking and Reverse Sewing Demo\" src=\"https:\/\/www.youtube.com\/embed\/4HnCP5HlGzk\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003cp class=\"z7-video-label\"\u003eSeam Reversal Application\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- ====== COMPARISON TABLE ====== --\u003e\n\u003ch2\u003eJACK Z7 vs Juki LU-2810 vs Dürkopp Adler 867 — Walking Foot Machine Comparison\u003c\/h2\u003e\n\u003cp\u003eThe JACK Z7-181000 is engineered to compete directly with the most established heavy duty walking foot industrial sewing machines on the market — at a fraction of the price, with AI technology they don't offer. If you're considering a Juki LU-2810 or Dürkopp Adler 867 for your upholstery or leather shop, compare the features side by side:\u003c\/p\u003e\n\u003ctable class=\"z7-compare-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth class=\"z7-highlight\"\u003eJACK Z7-181000\u003c\/th\u003e\n\u003cth\u003eJuki LU-2810\u003c\/th\u003e\n\u003cth\u003eDürkopp Adler 867\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAI Thickness Sensor\u003c\/td\u003e\n\u003ctd class=\"z7-check\"\u003e✔ Auto-adjusts in real time\u003c\/td\u003e\n\u003ctd class=\"z7-cross\"\u003e✘ No\u003c\/td\u003e\n\u003ctd class=\"z7-cross\"\u003e✘ No\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAuto Torque \u0026amp; Penetration Adjustment\u003c\/td\u003e\n\u003ctd class=\"z7-check\"\u003e✔ Yes\u003c\/td\u003e\n\u003ctd class=\"z7-cross\"\u003e✘ Manual\u003c\/td\u003e\n\u003ctd class=\"z7-cross\"\u003e✘ Manual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDouble Alternating Walking Feet\u003c\/td\u003e\n\u003ctd class=\"z7-check\"\u003e✔ Auto or manual activation\u003c\/td\u003e\n\u003ctd class=\"z7-cross\"\u003e✘ No\u003c\/td\u003e\n\u003ctd class=\"z7-cross\"\u003e✘ No\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Thread Tension\u003c\/td\u003e\n\u003ctd class=\"z7-check\"\u003e✔ Auto-activating\u003c\/td\u003e\n\u003ctd class=\"z7-cross\"\u003e✘ No\u003c\/td\u003e\n\u003ctd class=\"z7-cross\"\u003e✘ No\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTouch Screen + Voice Guide\u003c\/td\u003e\n\u003ctd class=\"z7-check\"\u003e✔ Yes\u003c\/td\u003e\n\u003ctd class=\"z7-cross\"\u003e✘ No\u003c\/td\u003e\n\u003ctd class=\"z7-cross\"\u003e✘ No\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDigital Handwheel (half-stitch)\u003c\/td\u003e\n\u003ctd class=\"z7-check\"\u003e✔ Yes\u003c\/td\u003e\n\u003ctd class=\"z7-cross\"\u003e✘ Mechanical\u003c\/td\u003e\n\u003ctd class=\"z7-cross\"\u003e✘ Mechanical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSmart Bobbin Thread Warning\u003c\/td\u003e\n\u003ctd class=\"z7-check\"\u003e✔ Yes\u003c\/td\u003e\n\u003ctd class=\"z7-cross\"\u003e✘ No\u003c\/td\u003e\n\u003ctd class=\"z7-cross\"\u003e✘ No\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor Power\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e850W Direct Drive\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eServo (varies by setup)\u003c\/td\u003e\n\u003ctd\u003eServo (varies by setup)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHook Size\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eXXL 32mm (+73% capacity)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOne-Button Stitch Length Switch\u003c\/td\u003e\n\u003ctd class=\"z7-check\"\u003e✔ Yes\u003c\/td\u003e\n\u003ctd class=\"z7-cross\"\u003e✘ Manual knob\u003c\/td\u003e\n\u003ctd class=\"z7-cross\"\u003e✘ Manual knob\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFeed System\u003c\/td\u003e\n\u003ctd\u003eTriple Transport (Unison Feed)\u003c\/td\u003e\n\u003ctd\u003eTriple Transport\u003c\/td\u003e\n\u003ctd\u003eTriple Transport\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTable \u0026amp; Stand Included\u003c\/td\u003e\n\u003ctd class=\"z7-check\"\u003e✔ Yes — ships assembled\u003c\/td\u003e\n\u003ctd\u003eVaries by dealer\u003c\/td\u003e\n\u003ctd\u003eVaries by dealer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- ====== IDEAL FOR — keyword-enriched ====== --\u003e\n\u003ch2\u003eIdeal Applications for the JACK Z7 Industrial Sewing Machine\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpholstery \u0026amp; furniture manufacturing\u003c\/strong\u003e — sofas, cushions, recliners, headboards, ottomans, and reupholstery work\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomotive interior sewing\u003c\/strong\u003e — car seats, headliners, steering wheel covers, door panels, dashboards, and convertible tops\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeather goods production\u003c\/strong\u003e — bags, belts, holsters, harnesses, saddlery, wallets, and heavy leather accessories\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMarine \u0026amp; outdoor fabrication\u003c\/strong\u003e — boat covers, bimini tops, awnings, canvas enclosures, outdoor cushions, and sail repairs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMattress manufacturing\u003c\/strong\u003e — border stitching, quilted panel assembly, and heavy-gauge mattress tape binding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAviation upholstery\u003c\/strong\u003e — aircraft seats, interior panels, and certified material assemblies\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- ====== WHAT'S INCLUDED ====== --\u003e\n\u003ch2\u003eWhat's Included with the JACK Z7-181000\u003c\/h2\u003e\n\u003cdiv class=\"z7-included\"\u003e\n\u003cdiv class=\"z7-included-item\"\u003eJACK Z7-181000 AI Walking Foot Lockstitch Machine (ships fully assembled)\u003c\/div\u003e\n\u003cdiv class=\"z7-included-item\"\u003e850W High Torque Direct Drive Servo Motor\u003c\/div\u003e\n\u003cdiv class=\"z7-included-item\"\u003eIndustrial Sewing Table\u003c\/div\u003e\n\u003cdiv class=\"z7-included-item\"\u003eMachine Stand\u003c\/div\u003e\n\u003cdiv class=\"z7-included-item\"\u003eStandard Accessories Kit (bobbins, needles, tools, oil)\u003c\/div\u003e\n\u003cdiv class=\"z7-included-item\"\u003eUser Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- ====== VIDEO: SHORT — Assembled Machine ====== --\u003e\n\u003ch3\u003eHow It Looks Fully Assembled \u0026amp; Ready to Sew\u003c\/h3\u003e\n\u003cdiv class=\"z7-short-wrap\"\u003e\n\u003cdiv class=\"z7-short\"\u003e\u003ciframe loading=\"lazy\" title=\"JACK Z7-181000 Fully Assembled Walking Foot Sewing Machine with Table and Stand | Supra Sewing\" src=\"https:\/\/www.youtube.com\/embed\/BFwK4DK441Y\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- ====== SPECIFICATIONS ====== --\u003e\n\u003ch2\u003eJACK Z7-181000 Specifications\u003c\/h2\u003e\n\u003ctable class=\"z7-specs-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMachine Type\u003c\/td\u003e\n\u003ctd\u003eSingle Needle AI Walking Foot Lockstitch Industrial Sewing Machine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFeed System\u003c\/td\u003e\n\u003ctd\u003eTriple Transport \/ Unison Feed \/ Compound Feed (feed dog + needle + walking feet)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAI System\u003c\/td\u003e\n\u003ctd\u003eIntegrated AI chip with real-time material thickness sensor — auto-adjusts torque, penetration, and tension\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor\u003c\/td\u003e\n\u003ctd\u003e850W High Torque Direct Drive Servo Motor (13% more powerful than competing models)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrive Type\u003c\/td\u003e\n\u003ctd\u003eDirect Drive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Sewing Speed\u003c\/td\u003e\n\u003ctd\u003e3,500 stitches per minute (SPM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStitch Length\u003c\/td\u003e\n\u003ctd\u003e0–9 mm (adjustable, with one-button quick switch)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNeedle System\u003c\/td\u003e\n\u003ctd\u003eDPx35R \/ DPx35LR \/ DPx35D, sizes #18–#24 (rated for leather and heavy fabrics)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Presser Foot Lift\u003c\/td\u003e\n\u003ctd\u003e20 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHook Type\u003c\/td\u003e\n\u003ctd\u003eXXL 32mm Heavy-Duty Hook (73% more bobbin capacity than standard 2X type)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWalking Feet\u003c\/td\u003e\n\u003ctd\u003eDouble Alternating (auto\/manual activation via 2 adjustment knobs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread Tension\u003c\/td\u003e\n\u003ctd\u003ePrimary + Secondary auto-activating tension device\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Panel\u003c\/td\u003e\n\u003ctd\u003eTouch Screen with Voice Guidance + Electronic Digital Handwheel (half-stitch capable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunction Keys\u003c\/td\u003e\n\u003ctd\u003eOn machine head — 1 fully programmable via touch screen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePresser Foot Lifter\u003c\/td\u003e\n\u003ctd\u003eDouble-alternating pneumatic (requires external air compressor, min. 70 PSI)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAutomatic Functions\u003c\/td\u003e\n\u003ctd\u003eThread Trimming, Back-Tacking, Stitch Length Switch, Bobbin Warning, Programmable Operations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLubrication\u003c\/td\u003e\n\u003ctd\u003eAutomatic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTable \u0026amp; Stand\u003c\/td\u003e\n\u003ctd\u003eIncluded — ships fully assembled and ready to sew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eJACK — World's #1 industrial sewing machine manufacturer by volume\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- ====== FAQ ====== --\u003e\n\u003ch2\u003eFrequently Asked Questions about the JACK Z7-181000\u003c\/h2\u003e\n\u003cdiv class=\"z7-faq\"\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the difference between the JACK Z7 and the JACK 2060GHC walking foot machine?\u003c\/summary\u003e\n\u003cdiv class=\"z7-faq-answer\"\u003eThe JACK 2060GHC is a solid compound walking foot sewing machine, but it uses a conventional design — the operator manually controls tension, foot pressure, and speed when material thickness changes. The JACK Z7-181000 adds an AI chip with a real-time thickness sensor that automatically adjusts motor torque, needle penetration force, and thread tension (via a secondary tension device), and activates double alternating walking feet — all without the operator doing anything. The Z7 also features a touch screen with voice guidance, a digital handwheel with half-stitch capability, one-button stitch length switching, and a smart bobbin thread warning system. If you frequently sew materials that change thickness mid-seam — like upholstery, automotive interiors, or layered leather — the Z7 will deliver more consistent results with less operator skill required.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan the JACK Z7 sew leather?\u003c\/summary\u003e\n\u003cdiv class=\"z7-faq-answer\"\u003eYes. The JACK Z7-181000 is specifically built for heavy materials including leather, bonded leather, vinyl, and multilayer leather assemblies. The DPx35 needle system (sizes #18–#24) is designed for leather work. The 850W motor provides strong penetration force even through thick stacks, and the AI sensor automatically increases torque when it detects denser material — so you get clean, consistent stitches through multiple leather layers without manual adjustment. It is widely used in leather goods production for bags, belts, holsters, harnesses, and saddlery.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs the JACK Z7 easy to use for a new operator?\u003c\/summary\u003e\n\u003cdiv class=\"z7-faq-answer\"\u003eThe Z7 is one of the most operator-friendly heavy duty industrial sewing machines available. The touch screen panel uses voice guidance and clear icons, so operators can activate functions without memorizing complex procedures. More importantly, the AI system reduces the skill gap — instead of relying on an experienced operator to \"feel\" thickness changes and adjust on the fly, the machine handles it automatically. The digital handwheel gives precise control when needed, and the programmable function keys let you save your most-used settings for one-touch access. This makes the Z7 an excellent choice for shops that need to train new operators quickly.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDo I need an air compressor for the JACK Z7 pneumatic foot lifter?\u003c\/summary\u003e\n\u003cdiv class=\"z7-faq-answer\"\u003eYes. The pneumatic presser foot lifter requires an external air compressor capable of sustaining at least 70 PSI. The compressor is not included with the machine. If you already have shop air, you're all set — just connect the air line. If not, a standard portable compressor that can sustain 70 PSI continuously will work fine.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat thread works best with the JACK Z7-181000?\u003c\/summary\u003e\n\u003cdiv class=\"z7-faq-answer\"\u003eThe JACK Z7 works well with the standard heavy duty threads used for leather and upholstery applications. The XXL 32mm hook is specifically designed to handle thick thread without jamming, and its 73% extra bobbin capacity means fewer bobbin changes on long runs. The DPx35 needle system supports sizes #18 through #24, allowing you to match needle and thread weight to your specific material. The machine arrives with the standard thread setup ready to sew.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDoes the JACK Z7 ship assembled and ready to sew?\u003c\/summary\u003e\n\u003cdiv class=\"z7-faq-answer\"\u003eYes. The JACK Z7-181000 ships fully assembled with the industrial sewing table and stand included. When it arrives, you connect the power, connect your air line for the pneumatic foot lifter, and you're sewing. No complex assembly, no calibration required. We ship from Miami, Florida with free shipping to the lower 36 contiguous U.S. states.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow does the JACK Z7 compare to the Juki LU-2810?\u003c\/summary\u003e\n\u003cdiv class=\"z7-faq-answer\"\u003eBoth are triple feed (unison feed) walking foot lockstitch machines built for heavy duty work. The Juki LU-2810 is a well-established machine with a strong reputation. However, the JACK Z7-181000 offers several features the Juki does not: an AI chip with material thickness sensor for automatic adjustments, double alternating walking feet, a secondary auto-activating thread tension device, a touch screen with voice guidance, a digital handwheel with half-stitch capability, one-button stitch length switching, smart bobbin thread warning, and a 32mm XXL hook with 73% more bobbin capacity. The Z7 also has the most powerful motor in its class at 850W. For shops that sew materials with frequent thickness changes — upholstery, automotive, leather goods — the Z7's automatic adjustments can significantly improve consistency and reduce operator dependence.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs the JACK Z7 a good sewing machine for automotive upholstery?\u003c\/summary\u003e\n\u003cdiv class=\"z7-faq-answer\"\u003eThe JACK Z7-181000 is one of the best walking foot sewing machines for automotive upholstery work. Car seat covers, door panels, headliners, and steering wheel covers constantly change in thickness as layers overlap at seam junctions. The Z7's AI sensor detects these changes in real time and automatically adjusts torque, needle force, and tension — eliminating the most common source of inconsistent stitching in automotive sewing. The 850W motor handles multi-layer leather and vinyl assemblies with ease, and the 20mm presser foot lift accommodates bulky layered materials.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I use the JACK Z7 for sewing marine canvas and boat covers?\u003c\/summary\u003e\n\u003cdiv class=\"z7-faq-answer\"\u003eYes. The Z7 handles marine canvas, Sunbrella, vinyl, and layered outdoor fabrics with ease. Marine fabrication often involves sudden thickness changes where binding tape, webbing, or multiple fabric layers overlap. The AI thickness sensor compensates automatically, and the triple feed system keeps heavy canvas moving evenly through the machine without shifting or bunching. The pneumatic foot lifter makes it easy to handle bulky folded canvas edges.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat warranty and support does Supra Sewing offer on the JACK Z7?\u003c\/summary\u003e\n\u003cdiv class=\"z7-faq-answer\"\u003eWe provide a 2-year warranty covering all electrical and electronic components. Our technical support team is available by phone, WhatsApp, email, and video call. We're based in Miami, Florida and we stand behind every machine we sell. If you have any issues, our team can walk you through troubleshooting live — and in most cases, resolve the problem remotely.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c!-- ====== SHIPPING ====== --\u003e\n\u003cdiv class=\"z7-shipping\"\u003e\n\u003ch3\u003eShipping \u0026amp; Delivery\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eFREE shipping\u003c\/strong\u003e to the lower 36 contiguous U.S. states.\u003c\/p\u003e\n\u003cp\u003eShipping to remaining contiguous states and Puerto Rico: \u003cstrong\u003e$150 flat rate.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eShips fully assembled and ready to sew. Available from USA stock — ships fast!.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- ====== WARRANTY \u0026 SUPPORT ====== --\u003e\n\u003cdiv class=\"z7-support\"\u003e\n\u003cdiv\u003e\n\u003ch3\u003e2-Year Electrical \u0026amp; Electronic Warranty\u003c\/h3\u003e\n\u003cp\u003eFull coverage on all electrical and electronic components. Based in Miami, FL — we stand behind every machine we sell.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z7-support-channels\"\u003e\n\u003cdiv class=\"z7-support-channel\"\u003ePhone\u003c\/div\u003e\n\u003cdiv class=\"z7-support-channel\"\u003eWhatsApp\u003c\/div\u003e\n\u003cdiv class=\"z7-support-channel\"\u003eEmail\u003c\/div\u003e\n\u003cdiv class=\"z7-support-channel\"\u003eVideo Call\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"JACK","offers":[{"title":"Default Title","offer_id":51793565712686,"sku":"Z7-181000","price":5224.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/1514\/8334\/files\/JACKZ710.jpg?v=1772327127"},{"product_id":"speedway-sw-246","title":"SPEEDWAY SW 246A Cylinder Bed Single Needle Unison Feed Lockstitch Industrial Sewing Machine with Double Capacity Hook - Complete Setup, Table, Stand Included","description":"\u003cp\u003eThe \u003cstrong\u003eSpeedway SW 246A\u003c\/strong\u003e is a heavy-duty \u003cstrong\u003ecylinder-bed\u003c\/strong\u003e industrial sewing machine engineered for precision sewing on three-dimensional, tubular, and contoured assemblies. Featuring a slim \u003cstrong\u003e50mm diameter cylinder bed\u003c\/strong\u003e and a \u003cstrong\u003eunison (compound) feed system\u003c\/strong\u003e — needle feed, walking foot, and bottom feed working in perfect sync — this machine eliminates stitch gathering and produces beautifully even seams on the most challenging multi-layer and slippery materials.\u003c\/p\u003e\n\u003cp\u003eEquipped with a premium \u003cstrong\u003eJapanese hook\u003c\/strong\u003e with double-capacity bobbin, the SW 246 delivers smooth, reliable thread pickup and extended bobbin runtime. The machine ships ready for both standard sewing and binding operations with the \u003cstrong\u003eincluded standard sewing gauge set and binding gauge set\u003c\/strong\u003e — allowing fast configuration changes between flat seam construction and bias-binding applications.\u003c\/p\u003e\n\u003cp\u003eWith a generous 38mm needle bar stroke, 6mm maximum stitch length, and 15mm knee-operated presser foot lift, the SW 246A effortlessly handles thick threads and heavy multi-layer assemblies. Ideal for leather goods (wallets, belts, bags), shoes and footwear components, upholstery, marine canvas, automotive interiors, gloves, small tubular articles, and any heavy-duty application requiring tight-radius cylinder access.\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSpeedway SW 246A Industrial Sewing Machine \u003cstrong\u003e(Ships Assembled)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eServo Motor 550W (Table-Mounted)\u003c\/li\u003e\n\u003cli\u003eJapanese Hook (Double Capacity)\u003c\/li\u003e\n\u003cli\u003eStandard Sewing Gauge Set (Throat Plate, Feed Dog, Presser Foot)\u003c\/li\u003e\n\u003cli\u003eBinding Gauge Set (Throat Plate, Feed Dog, Binding Attachment)\u003c\/li\u003e\n\u003cli\u003eIndustrial Table and Stand\u003c\/li\u003e\n\u003cli\u003eStandard Walking Foot Set\u003c\/li\u003e\n\u003cli\u003eNeedle Set and Bobbins\u003c\/li\u003e\n\u003cli\u003eOperator's Manual\u003c\/li\u003e\n\u003cli\u003eContents may vary slightly depending on shipping lot.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlim 50mm diameter cylinder bed\u003c\/strong\u003e — excellent access for small tubular and 3D pieces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnison compound feed system\u003c\/strong\u003e — needle feed + walking foot + bottom feed move in sync for slip-free stitching\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Japanese hook\u003c\/strong\u003e with double-capacity bobbin — precision-engineered for smooth, reliable thread pickup and fewer changeovers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo gauge sets included\u003c\/strong\u003e: standard sewing + binding — ready for both flat construction and bias-binding work\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e38mm needle bar stroke\u003c\/strong\u003e and \u003cstrong\u003e15mm knee-operated foot lift\u003c\/strong\u003e for handling thick multi-layer assemblies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6mm maximum stitch length\u003c\/strong\u003e for decorative and structural seams\u003c\/li\u003e\n\u003cli\u003eCylinder-bed design ideal for shoes, gloves, small bags, and curved leather goods\u003c\/li\u003e\n\u003cli\u003eWide needle size range accommodates fine to heavy threads\u003c\/li\u003e\n\u003cli\u003eBuilt for medium-heavy materials including leather, vinyl, upholstery, canvas, and laminated fabrics\u003c\/li\u003e\n\u003cli\u003eManual oiler lubrication system\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLeather goods — wallets, belts, sheaths, and saddlery\u003c\/li\u003e\n\u003cli\u003eShoe and footwear component assembly\u003c\/li\u003e\n\u003cli\u003eBias-binding and edge-finishing applications\u003c\/li\u003e\n\u003cli\u003eGloves and small accessory production\u003c\/li\u003e\n\u003cli\u003eUpholstery — furniture, automotive, marine\u003c\/li\u003e\n\u003cli\u003eBags, purses, and small tubular articles\u003c\/li\u003e\n\u003cli\u003eMarine canvas, boat covers, and outdoor textiles\u003c\/li\u003e\n\u003cli\u003eSaddlery, harnesses, and equestrian goods\u003c\/li\u003e\n\u003cli\u003eRepair and customization shops\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 15px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd; width: 40%;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eSpeedway\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eSW 246A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMachine Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eCylinder Bed, Single Needle, Unison Feed Lockstitch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eStitch Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e301 Lockstitch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMax Sewing Speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e2,200 sti\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eNumber of Needles\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eNumber of Threads\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eNeedle System\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eDP×17 #14–#23 (Standard #21)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMax Stitch Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e6 mm (Normal and Reverse)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePresser Foot Lift\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e9 mm by hand \/ 15 mm by knee\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFeed Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eUnison Feed (Needle Feed + Walking Foot + Bottom Feed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHook Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eJapanese Horizontal-Axis Full-Rotary Double-Capacity Hook\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eGauge Sets Included\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eStandard Sewing Gauge Set + Binding Gauge Set\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eNeedle Bar Stroke\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e38 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCylinder Bed Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e50 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDistance Needle to Arm\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e264 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eLubrication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eManual \/ Oiler\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMotor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eExternal Servo Motor 550W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e110V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eMedium to Heavy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eHead Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e36 kg \/ 79.4 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eTable Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e20\" x 47\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eShipping Pallet Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e48\" x 40\" x 42\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eIncludes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eComplete Setup with Table and Stand\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eAssembly\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eShips Assembled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Speedway","offers":[{"title":"Default Title","offer_id":52063632621870,"sku":null,"price":2180.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/1514\/8334\/files\/supra-sewing-online-llc-speedway-sw-246-cylinder-bed-sewing-machine-a1b2c3.jpg?v=1779371495"},{"product_id":"speedway-sw-8b-2a","title":"SPEEDWAY SW 8B-2A Cylinder Bed Single Needle Compound Walking Foot Industrial Sewing Machine with Japanese Hook and Automatic Lubrication - Complete Setup, Table, Stand Included","description":"\u003cp\u003eThe Speedway SW 8B-2A is a heavy-duty cylinder-bed industrial sewing machine engineered for production sewing on leather, upholstery, automotive interiors, and other thick, structured materials. Featuring a \u003cstrong\u003e62mm cylinder bed\u003c\/strong\u003e with 9.5-inch arm length and a \u003cstrong\u003ecompound walking foot system\u003c\/strong\u003e — synchronized needle feed, walking foot, and bottom feed — this machine delivers slip-free, beautifully even stitching on multi-layer assemblies and challenging coated materials.\u003c\/p\u003e\n\u003cp\u003eTwo premium upgrades set the SW 8B-2A apart: a \u003cstrong\u003eprecision Japanese vertical-axis hook\u003c\/strong\u003e for smooth, reliable thread pickup with heavy threads, and a \u003cstrong\u003efully automatic lubrication system\u003c\/strong\u003e that keeps all internal components properly oiled with minimal operator intervention — extending machine life and reducing maintenance downtime. The result is a workhorse leather machine that runs longer between service intervals and delivers consistent stitch quality production after production.\u003c\/p\u003e\n\u003cp\u003eIdeal for leather goods (saddlery, bags, belts, wallets), upholstery (furniture, automotive, marine), footwear (boots, shoes, sandals), caps and hats, cushions, luggage and travelware, and any heavy-duty application requiring tight-radius cylinder access.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSpeedway SW 8B-2A Industrial Sewing Machine (Ships Assembled)\u003c\/li\u003e\n  \u003cli\u003eServo Motor (Table-Mounted)\u003c\/li\u003e\n  \u003cli\u003eJapanese Vertical-Axis Hook\u003c\/li\u003e\n  \u003cli\u003eAutomatic Lubrication System\u003c\/li\u003e\n  \u003cli\u003eIndustrial Table and Stand\u003c\/li\u003e\n  \u003cli\u003eStandard Walking Foot Set\u003c\/li\u003e\n  \u003cli\u003eNeedle Set and Bobbins\u003c\/li\u003e\n  \u003cli\u003eOperator's Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e62mm cylinder bed with 9.5\" arm length\u003c\/strong\u003e — excellent access for tubular, curved, and 3D assemblies\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompound walking foot system\u003c\/strong\u003e — needle feed + walking foot + bottom feed move in sync for slip-free stitching on heavy materials\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePremium Japanese vertical-axis hook\u003c\/strong\u003e for smooth thread pickup and reliable operation with heavy threads\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAutomatic lubrication system\u003c\/strong\u003e — keeps internal components oiled with minimal maintenance, extends machine life\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e33.4mm needle bar stroke\u003c\/strong\u003e and \u003cstrong\u003e14mm knee-operated foot lift\u003c\/strong\u003e for handling thick multi-layer leather and upholstery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReverse stitch capability\u003c\/strong\u003e for clean backtacks on heavy materials\u003c\/li\u003e\n  \u003cli\u003eBuilt for medium-heavy to heavy materials — leather, vinyl, upholstery, canvas, laminated fabrics\u003c\/li\u003e\n  \u003cli\u003eCylinder-bed design ideal for shoes, boots, bags, caps, and curved leather goods\u003c\/li\u003e\n  \u003cli\u003eSingle row feed dog for clean, controlled material handling\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eLeather goods — saddlery, wallets, belts, sheaths, and bags\u003c\/li\u003e\n  \u003cli\u003eUpholstery — furniture, automotive interiors, marine\u003c\/li\u003e\n  \u003cli\u003eFootwear — boots, shoes, sandals, and orthopedic\u003c\/li\u003e\n  \u003cli\u003eCaps, hats, and headwear\u003c\/li\u003e\n  \u003cli\u003eCushions, seat covers, and padded assemblies\u003c\/li\u003e\n  \u003cli\u003eLuggage, travelware, and carrying cases\u003c\/li\u003e\n  \u003cli\u003eMarine canvas, boat covers, and outdoor textiles\u003c\/li\u003e\n  \u003cli\u003eSaddlery, harnesses, and equestrian goods\u003c\/li\u003e\n  \u003cli\u003eHeavy-duty repair and customization shops\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSpeedway\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSW 8B-2A\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMachine Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCylinder Bed, Single Needle, Compound Walking Foot Lockstitch\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStitch Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e301 Lockstitch\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Sewing Speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2,500 sti\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumber of Needles\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumber of Threads\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNeedle System\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDP×17 #14–#23\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBobbin Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eG\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Stitch Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 mm (Forward and Reverse)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePresser Foot Lift\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8 mm by hand \/ 14 mm by knee\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFeed Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCompound Walking Foot (Needle Feed + Walking Foot + Bottom Feed)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHook Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eJapanese Vertical-Axis Rotating Hook\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNeedle Bar Stroke\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e33.4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCylinder Bed Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e62 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCylinder Arm Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9.5\" (241 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFeed Dog\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSingle Row\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eReverse Stitch\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLubrication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAutomatic\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMotor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExternal Servo Motor 550W\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e110V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMedium to Heavy\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTable Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20\" x 47\"\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShipping Pallet Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48\" x 40\" x 42\"\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIncludes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eComplete Setup with Table and Stand\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAssembly\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eShips Assembled\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Speedway","offers":[{"title":"Default Title","offer_id":52063634784558,"sku":null,"price":2649.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/1514\/8334\/files\/supra-sewing-online-llc-speedway-sw-8b-2a-cylinder-bed-sewing-machine-a1b2c3.jpg?v=1779379976"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/1514\/8334\/collections\/hf_20260703_183531_98659565-152d-43c8-9f4a-749ac656d454.png?v=1783112634","url":"https:\/\/suprasewing.com\/collections\/4th-of-july-sale.oembed","provider":"Supra Sewing Online, Llc","version":"1.0","type":"link"}