Flat-bed direct drive interlock sewing machine
with foot lifter function
External cable & cam(More easy to thread &maintain)
Super large space, strong and heavy(huge operation space, add the shell'sweight , more stable, lessvibration）
1.W1S interlocksewingmachine,moreeffectivethan generalinterlock sewing machine for30%~40%
2.saving alot of threads
3.3-5mm short threads,reducelabor intensity
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