| 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。 |