1,YT180 leather sewing machine 2,chain stitch:12mm 3,sewing alibity:22mm 4,sewing speed:800r/min 1,YT180 leather sewing machine2,chain stitch:12mm3,sewing alibity:22mm4,sewing speed:800r/minYT180 is single needle, compound feed walking foot sewing machine is ideal for sewing leather, canvas, synthetics and other thick material. With its powerful feeding system (top and bottom feed), the GB6-180 ...