ELECTRIC TENSION SYSTEM It can automatically sewing up to 2 continuous section to meet different sewing requirements by pre-setting the tension and stitch in each section. Specially suited for attaching elastic in swimsuit leotard, Underwear, Sport wear,
PS For Single Needle or Double Needle (Regular) Roller25 mm RollerSMALL ROLLER FOR FLAT SEWING MACHINES ONLY เหมาะสำหรับติดกับ จักรเข็มเดี่ยว , จักรเข็มคู