Adopts cam take-up thread, looper hook thread,upper feeding mechanism, can do 401 double chain stitch, use colum structure of curved needle, can sewsmall items better, good sewing stitch, no need bobbin winding.
| Technical | |
| Stitch length | 6mm |
| Height of presser foot | 15mm |
| Sewing speed | 1000rpm |
| Needle guage | DPx17 |
| HS code | 845229 |
