The JACK JK-58420B is an industrial double needle needle-feed lockstitch sewing machine built for clean, consistent parallel seaming on medium-weight fabrics. This complete setup includes the machine head, 750W direct-drive servo motor, industrial table, and stand — ready to run out of the box. Ideal for jeans, workwear, and structured garments requiring durable twin-needle stitching at up to 3,000 SPM.

What's Included

JACK JK-58420B-A-003C double needle lockstitch machine (ships assembled)
Industrial sewing table and stand
750W direct-drive servo motor
Standard double needle presser foot set
Needle set (DP×5) and bobbins
Oil can and maintenance tools

Key Features

Double needle lockstitch (stitch type 301) — produces two precise parallel rows of durable stitching in a single pass for professional seam finishing
750W direct-drive servo motor — up to 71% energy savings over conventional motors, with better needle penetration and quieter operation
Self-cooling handwheel — circulates air to reduce motor temperature and extend component lifespan during extended production runs
Closed lubrication system — prevents oil stains on fabrics, protecting finished goods throughout production
3-level adjustable LED work light — optimal needle area visibility for precision work in any lighting condition
Large work area (264 × 120 mm) — accommodates bulkier garments and multi-layer fabrics
Up to 5 mm sewing thickness — handles medium-weight multi-layer constructions with ease

Ideal For

Jeans, denim jackets, and casual garments requiring twin-needle topstitching
Trousers, workwear, and uniforms with parallel waistband and seam stitching
Outerwear and structured garments requiring durable double-stitch construction
Canvas bags and accessories with visible parallel seams
Production environments prioritizing energy efficiency and clean, oil-free output

Technical Specifications

Needle System	DP×5, sizes #11–16 (double needle)
Motor	750W direct-drive servo motor
Drive Type	Direct drive
Needle Gauge	6.4 mm
Max Sewing Speed	3,000 SPM
Max Stitch Length	7 mm
Presser Foot Lift	7–13 mm
Max Sewing Thickness	5 mm
Work Area	264 × 120 mm
Lubrication	Closed (no oil stains on fabric)
Dimensions (L×W×H)	725 × 320 × 675 mm
Machine Weight	Approx. 43–53.5 kg
Setup	Complete — table and stand included

Double Needle