Product Overview: ●10~15 Seconds per cord,compare with manual way improved 30~55%(manual worker need 20~30 seconds per cord),also decrease the intensity of labor work.
●Suitable for diameter bigger than 8mm; could be bird eye hold hole/ metal air hole/flat button hole.
●Easy to change the different shape of steel wire, also steel wire avoid stuck in the sewing gap. ●Shorten the expand and shrink time for large size pants,4 pieces expander device suitable for all kind of size, also avoid the small size drop out. ●Double pedal easy to control the speed,similaras driving a auto car,end of process steel wire automaticly reduce speed to make sure safety.