 Drilling machine speed reducer XY-1A |
2017-08-02 |
| XY-1 transmission assembly |
2017-08-02 |
| GK-180 type exploratory drilling rig |
2017-08-02 |
| High speed drilling machine GK200 (YJ) |
2017-08-02 |
| XY-1B type low speed 150 pump with 160 pumps, geological eng |
2017-08-02 |
| XY series drilling machine |
2017-08-02 |
| Hoisting gearbox XY-1, XY-1A, XY-1B, GK180 |
2017-08-02 |
| Well stem DZ40 |
2017-08-02 |
| Vertical shaft box assembly of XY-1A type 150 high speed dri |
2017-08-02 |
| Drilling free clamp, wearable, non slip, Phi 42, Phi 50, Phi |
2017-08-02 |
