The JACK JK-8740 is a four-needle, six-thread flat seamer machine designed for consistent stitching on garments that require flat, durable seams. Its direct-drive system, automatic thread trimming, and adjustable presser foot pressure help improve sewing control, reduce manual effort, and support efficient garment production.
Key Features
The JK-8740 combines practical features for consistent industrial sewing:
- Four-needle, six-thread configuration for flatseam stitching
- Automatic top and bottom thread trimming to save time
- Direct-drive system for responsive control and energy efficiency
- Spacious sewing area for handling larger fabric sections
- Adjustable presser foot pressure for different fabric thicknesses
Applications & Benefits
The machine is suitable for garment production involving flat seams, particularly where comfort, seam consistency, and efficient stitching are important. It can support manufacturers working with stretch garments and other suitable fabric applications. Buyers comparing a four needle interlock machine, checking the flat seamer machine price, or sourcing a four needle feed off the arm sewing machine can enquire with Balaji Sewing Machine about specifications, fabric compatibility, and pricing.















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