Adopt double idler wheels and needle feed materials at the same time, strong slope climbing force,
Small change of needle and sturdy needle position .it can sew sponge , thin leather with even,
Smoot hand iflexibilit. It adopts ball and needle bearing with fine lubrication little attrition,
Low noise and long life. Suitable for sewing riding boot, gym shoes , leisure shoes, sponge shoes,
Baby' S shoes,high grade leather shoes and all kinds of cases.