BR-20618 Heavy duty compound feed lockstitch sewing machine
1.For the expansion type sewing material and medium and thick material with large mobility,
2.during the sewing process it can make the feeding amount at upper and lower level reach consistent.
3.Moreover, the sewing thickness has remarkable climbing performance. By adopting large automatic
lubricating hook to hook thread, it can save the time and improve working efficiency.
4.heighten design in rear cover and cover axis design to avoid oil leakage and operating more safely.
