Simultaneous feeding presser foot cross-lifting mechanism to ensure any length of stitch within the rated range,
Sewing slippery, the seams are not displaced up and down, so that the products are neat, the stitches are beautiful, and the connecting rod take-up mechanism can improve the spindle speed.
The lower feed shaft uses sliding bearings to reduce noise and extend service life.
Uses: used in sofas, seat belts, tents, denim, canopy, tarpaulin and other thick thick products.