- Choosing rational grade and material designing make sure high abrasion resistance and high tensile strength.
- Rational hole-shape designing includes dimension designing for lubricative section, working section, orientation section and exiting angle.
| Type | Dimension (mm) | Draft | |||||
|---|---|---|---|---|---|---|---|
| ΦD | d | H | α | β | γ |  |
|
| 01 | 6-8 | 0.2 | 4-6 | 10ºC | 40ºC | 60ºC | |
| 10 | 6-8 | 0.4-0.8 | 4-6 | 40ºC | - | ||
| 11 | 8-22 | 0.4-5.7 | 6-20 | 10º-14º | 40ºC | ||
| 12 | 8-26 | 0.4-8.0 | 6-16 | 16º | 40º | ||
| 13 | 30-140 | 3.7-84 | 21-50 | 14º-20º | - | ||
