Key Features
1.Integrated direct-drive design, auto thread trimming & presser foot lifting
2. Stepping motor control, silent trimming and presser foot lifting
3. Button size: 8-28mm (flat/shrank buttons)
4.High-efficiency feeding at ≈120 buttons/min (3x manual speed)
Technical Parameters
| Model | Needle | Button Diameter(mm) | Buttonhole Size(mm) | Auto Trimmer | Auto Presser Foot Lifter | Presser FootLifting Height(mm) | Max.speed(rpm) | Meas(cm) | Weight(Kg) |
| HD-1377D-SK | TOx1-TOX8 | 10-28 | 2.5-4.5/2.5-6.5 | √ | √ | 9 | 1500 | 108x78x139 | 87/122 |
| HD-373D-SLK | TOx1-TOX9 | 10-28 | 2.5-4.5/2.5-6.5 | √ | √ | 9 | 1500 | 108x78x139 | 87/122 |