| Model number | HR-4A | HR-4B | HR-4AC | HR-4N |
| Maximum speed ※ | 2,000 RPM | 1,300转/分 | ||
| Seam | Decorative suture | Wound suture | Curve splicing | Rim cagalli sewing |
| Stitch Width | 3.5-6mm | 6.5-13mm | ||
| Bag Material | Carpet ・ Automobile carpet | Fishing nets, sports nets | ||
| Thickness | The diameter of a rope φ11 (MAX) | |||
| Overseaming wifth 12mm | Overseaming wifth 10mm Overseaming wifth 5mm | It fluctuates by rope diameter | ||
| The needle | SG-H28 #26 | DR-G94 #27 | DR-H32 #32 | |
| Oiling | by hand ・ Oiler | |||
| Oil used | Tellus # 32 | |||
| weight | 34.0kg | 36.0千克 | ||
| Feature | Triple thread | Double thread | Triple thread Automobile carpet | Triple thread Fishing net Sport net |
| Related Machines | TH-4A | TH-4B | TH-4 | TH-4N |
