20U43 High-Speed Industrial Zigzag sewing machine. 20U Zigzag sewing machine adopts link take up lever, rotating hook, sewing needle bard, lower feed, to form the lock stitch no. 301 or 304 seam. It i
20U53 High-Speed Zigzag Industrial sewing machine. 20U Zigzag sewing machine adopts link take up lever, rotating hook, sewing needle bard, lower feed, to form the lock stitch no. 301 or 304 seam. It i