1.big hook,stiitch type is beautiful 2.atmospheric pressure frame,stability for backtacking 3.convient touch panel is used Performance sewing area:200mm*100mmMax sewing speed:2300rpmSewing speed selection:200-2300rpmStitch length:0.1-12.7mm(Min gap 0.1mm)Needle:Dp*1718#(standard)The spindle bed:double hook completePresser foot system:pneummaticMain driving motor:magnetic clutch electric motor 450W/3000revolvePower supply:alternaing current 220V,Mass:150KG

industrial computer pattern sewing machine