Utilises twin differentials, which effectively prevents puckering of fabrics
Differentials can be easily adjusted for swimming suit, sport short…etc

Keywords：Interlock sewing machine,JA777-Feed-up-the-arm interlock stitch,

上一个:JA-F007-W122-Flatbed High SPeed Interlock Sewing 下一个:JA1500-series-3 needle 5 thread feed-up-the-arm Interlock stitch (all rounder)