- Max.Sewing speed:4,200 rpm.
- The work clamp lift driven by full closed-loop pulse motor, can swictch between the first step and the second stop optionally to enable positioning of material easy.
- World initiative new thread trimmer makes the thread and shorter and the nosie lower.
- World initiative cutting direct-driven by pulse motor with low noise and vibration can optinally set multi-cut for different lengths of button hole.
- The oil-free needle bar prevents oil staining from the needle bar and thread take-up part.
- Creative take-up enhancing mechanism with the gravitation during fast-running makes the beautiful sewing.
- By changing different work clamp, the length of buttonhole can be adjusted from 6mm to 220mm ， And Within the limit of 220mm ， seveiral buttonholes can be sewed in one time through console operation.
- Direct-d riven by computer-controlled servo motor, the machine can start and stop quickly.