| 直皇冠头 | Straight Crown |  |
| 锥皇冠头 | Reduce Crown |  |
| 偏皇冠头 | Slanted crown |  |
| 锥头 | Conical |  |
| 圆头 | Full radius |  |
| 扁圆头 | Reduced radius |  |
| 尖头 | Point |  |
| 偏Kelvin头 | Kelvin_Slant |  |
| Kelvin皇冠头 | Kelvin_2pt Crown |  |
| 杯型头 | Cup |  |
| 平头 | Flat |  |
| 直套筒 | Barrel |  |
| 带法兰套筒 | Flant Barrel |  |
