- Type and Specification
| Model | Height(mm) | Tensile strength(LBS) | Voltage withstand(KV) | Torgue strenght(FTLBS) | Screw(mm) | Screw depth(mm) | Diameter | ||||
| C-25 | 25 | 500 | 6 | 6 | 6 | 9 | 21 | 25 | |||
| C-30 | 30 | 550 | 8 | 6 | 8 | 6 | 8 | 9 | 12 | 24 | 30 |
| C-40 | 40 | 650 | 12 | 12 | 8 | 12 | 30 | 40 | |||
| C-50 | 50 | 1000 | 15 | 12 | 20 | 8 | 10 | 12 | 15 | 40 | 50 |
| C-60 | 60 | 1000 | 15 | 12 | 20 | 8 | 10 | 12 | 15 | 45 | 60 |
