本机型采用连杆挑线,大旋梭勾线,配置上下送料机构和压脚交替提升机构,缝厚能力强,层缝性能好,采用自动润滑装置,噪音低,使用寿命长,适用于皮革，人造革,帆布,座垫, 沙发,箱包等制品。

This machine is suitable for sewing tent, car seat, cushions, chair covers, sofa, canvas, hand bags, giloves and generalleather products with large rotary hook to decrease bobin change frequency;auto-ubricated with double foot presser, upper and lower feeding mechanism to prevent unbalance and cransformaion. Link take-up, link feed mechanism. Low noise, easy maintenace and minor diference between forward stitch and reverse stitch.

适用于皮革，人造革,帆布,座垫, 沙发,箱包等制品。