| 1. | 9 maximum lifting capacity of top drive head 45 kn
9动力头最大起拔力45kn |
| 2. | Top drive head pull force and push force
动力头最大起拔力加压力： |
| 3. | Top drive head pull force push force
动力头最大起拔力加压力： |
| 4. | Top drive head max . torque
动力头最大扭矩： |
| 5. | Top drive head inner hole
通孔直径： |
| 6. | Tope drive head stroke
动力头行程： |
| 7. | Top drive head stroke
动力头行程： |
| 8. | Top drive head speed
动力头转速： |
| 9. | 2 extension mechanism , built - in output spindle of top drive head , can protect drilling tools effectively
2钻机动力头输出轴设有伸缩机构国家专利： zl03222451 . 6 ，可以有效保护钻具。 |
| 10. | It can increase the hole inclination angle range and drill elevation angle hole , while setting the top drive head and hole top plate toward the opposite direction
动力头及孔口板调转方向，可直接钻凿仰孔，大大增加钻孔倾角范围。 |
