For this sewing machine, a large vertical thick thread hook is used to hook the thread, and the slide bar to take the thread. This machine is a DU three-synchronous double-needle machine, 18 strands of nylon thread for sewing thick materials,synchronous gear belt transmission, plunger oil pump lubrication system. The machine rotates gently and smoothly, with low noise and high durability. . Suitable for sewing sofas, car mats, seat belts, airbags, etc., and also suitable for large appliances such as tents and parachutes.
Product Specification
- Model:JL-4420
- Stitch Formation:Lock Stitch
- Mechanical Configuration:Flat-Bed, flat-bed
- Sewing Thickness:16 mm
- Stitch Length:0-9mm
- Warranty:1 Year
- Key Selling Points:Easy to Operate
- Core Components:Motor
- Keywords:heavy duty walking foot sewing machine
- Number of Needle:Double Needle
- Needle size:DP*17 (21#)
- Hook:Large Vertical Hook
- Lubrication:Automaticlubrication
- Working Space:250*100mm
- MOQ:1set
