
Jack W4-D-01GB 3 Needle Flatbed Coverstitch Machine
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The Jack W4-D-01GB is a computerized flat-bed interlock coverstitch machine running at 5,500 SPM — over 50% more efficient than standard coverstitch machines of its class. The coverstitch produces a two-row top stitch with a looper stitch on the underside — the same finish found on T-shirts, activewear, leggings, and performance garments. The direct drive motor ensures consistent stitch formation across all speed levels, while the wide flatbed accommodates tubular hems and cuffs without bunching.
Machine Applications
- T-shirt and knitwear hemming
- Activewear and sportswear
- Leggings and performance apparel
- Flatlock seaming
Machine Features
- 3-needle flatbed configuration for industry-standard coverstitch
- 5,500 SPM — 50% more efficient than standard coverstitch
- Computerized direct drive for quiet, precise operation
- Dual stitch mode: coverstitch and chainstitch
- Wide flatbed for tubular hems and cuffs
- Adjustable needle gauge for different stitch widths
- LED work light for stitch visibility
- Complete with table, stand, and motor
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Questions About This Machine?
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