Power, Control & Clean Finishes

• Small cylinder (180 mm) for superior handling of tight curves and tubular pieces.
• Stepper-motor thread trimming: crisp, reliable trims that shorten cycle time and improve consistency.
• Stepper auto footlifter: smooth, precise lifts for quicker handling and less operator fatigue.
• Stable coverstitch quality on lightweight to medium-weight knits, elastics, and technical fabrics.

Built for Performance Apparel

Designed for activewear, athleisure, underwear, children’s garments, and knit fashion, this machine produces clean top/bottom cover seams, decorative hems, and elastic insertions with a professional finish—ideal for brands that demand soft-hand seams and repeatable quality at scale.

Materials & Applications

1. Performance knits & jersey – hems, bindings, and decorative cover seams
2. Elastic fabrics – waistbands, cuffs, and elastic attachments
3. Children’s & petite sizes – precise control on small circumferences
4. Athleisure & sportswear – flat, comfortable seams with minimal bulk
5. Light/medium technical textiles – stable feeding and even stitch formation

Key Features

• 3-needle small cylinder-arm coverstitch (industrial)
• Cylinder circumference: 180 mm (~7.1") for ultra-tight areas
• Thread trimming: stepper-motor driven
• Auto footlifter: stepper-motor controlled
• Quiet, efficient, durable all-electric actuation (no compressor required)
• Optimized mechanism for smooth operation and reduced thread tangles
• Consistent, attractive stitches across seams and cross-over sections

What’s Included

• Machine head JACK JK-8670G-01CBx364/UT (3-needle, small cylinder coverstitch)
• Energy-saving servo motor
• Industrial table & stand (assembled)
• Standard accessories for setup and operation

Technical Specifications

• Stitch Type: 3-needle coverstitch (top/bottom cover capable)
• Needle System: UY128GAS sizes #9S–#14S (standard #11S)
• Presser Foot Lift: 5 mm (with top & bottom covering stitch), 8 mm (with bottom covering stitch)
• Cylinder Circumference: 180 mm (~7.1")
• Max Sewing Speed: up to 4,000 spm
• Lubrication: Automatic (lubricating oil ISO VG18)
• Thread Trimmer: Stepper-motor driven
• Auto Footlifter: Stepper-motor controlled