With the compact sewing unit 743-221 (lockstitch) you will produce darts and waist pleats of an up to now unrivalled quality. For changing between the operations "sewing darts" and "sewing waist pleats" nothing is required but a change of templates lasting a few seconds. The sewing unit processes all fabrics with a constantly high quality. The very short cycle times in combination with the fully overlapped working method enable an extremely high output. Performance: 743-221 approximately 6500 seams in 480 minutes