本机型适用于各种薄料.中厚料,织物的包边或包缝作业.由于采用自动润滑装置运转,顺畅自如.缝纫张力低,在高速时也能缝出稳定漂亮的线迹.Applicable the over edging operation of thin moderate  and thick fabrics.Due to its autimatic lubricating device,the machine operates perfectly and smoothly at iow sewing tensinon,and perfect stabl stitches even at high speed.