Synchronizes the feed of upper and lower layers of material by top and bottom feeding mechanism while sewing inflationary materials.
And latently movable materials of medium and heavy weight.
Decrease bottin change frequency and improve sewing effciency by using large rotary hook.
Prolongs service life by adopting automatic lubricating system.
| Technical | |
| Suitable material | heavy duty material |
| Needle | DPX17 22# |
| Height of presser foot | 7-13mm |
| Sewing speed | 2000rpm |
| Hook | large hook |
| HS code | 845229 |
