Compound feed by feed dog,presser foot and needle.
Adopt sliding lever thread take-up ,auto-lubrication system.
Suitable for sewing heavy material,such like synthetic leather,leather,canvas etc.
Stitch sample:

Model No.of Needles Material Needle Sewing Speed Stitch Length
ZJ0628 1 Heavy
DP×7 2000 (rpm)
0~18 mm