... ,overcoat,etc.Applicable to a wide rage of materia The machine adopts circularly oil-offerings, little oil-consuming, further improved ... thread take up, self-lubricating can produce two lines of lockstitch, serve for the purpose of sewing shirts, uniforms, jeans, overcoats ... ", 5/32", 7/32", 3/8", 1/4"57-1333.43500650*320*67050/52 DY-842A-003 high-speed double needle lockstitch sewing machine