機(jī)內(nèi)軸承球形或針型，摩擦極小?？砷L(zhǎng)久保持機(jī)油的潤(rùn)滑性能，采

用了驅(qū)動(dòng)式輪線，且與輪形獨(dú)齒、針綜合送料，爬坡力極強(qiáng)，可順

暢的車縫各鐘厚薄物料，附有操作簡(jiǎn)單的安全離合器，大大減少了

大釜的損壞，用于鞋、包等皮革制品的高品質(zhì)車縫。

SPECIAL FEATURES AND APPLICATIONS

upper roller, lower wheel and needle feeding mechanism ensure smooth sewing

at all time even join other material for overlap sewing. needle feeding ensures

constant supply of thin and thick material on matter it moves straight or makes

turns. also suitable for sewing spongy material, no crinkle or transform will be  

occurred, instead, the stitch is very smooth and neat. low friction between the

parts because ball and needle bearings are used. suitable for stitching high

quality leather materials such as shoes, bags. etc.