适用于服装、内衣、床上用品及薄形包装等面料的搭接缝、装饰缝，另外还有多种线迹可供选择，缝制无线头。Suitable for clothing, underwear, bedding and thin packaging fabrics overlap seams, decorative seams, in ddition to a variety of stitches to choose from, sewing wireless head.

气动倒回缝

缝制无线头

Pneumatic thread-free backtacking