Compound 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 | 
|---|---|---|---|---|---|
| ZJ2618 | 1 | Heavy | 
DP×17 | 2000 (rpm) | 
0~8 mm | 
| ZJ2618-1 | 1 | Heavy | 
DP×17 | 2000 (rpm) | 
0~8 mm | 
| ZJ2628 | 1 | Heavy | 
DP×17 | 2000 (rpm) | 
0~4 mm | 
| ZJ2628-1 | 1 | Heavy | 
DP×17 | 2000 (rpm) | 
0~4 mm | 
                                                                
                                                                    