... It’s convenient to install on all kind of sewing machine. Widely used in garment, such as bra, underdress, ... re-insertControled by micro computerProgram set8 sectionsMemory26 programsFeed range70mm maxAuto section change & counterControled by micro computerMax speed6000/prmSection change ... for zig-zag, K for overlock, and C for coverstitch3, Adaptable sewing machine brand and model4, SY is short for ...