 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 |
| Geological engineering exploration type GK200 |
2017-08-02 |
| Hydraulic pump YHJX192 |
2017-08-02 |
| Hydraulic power clamp housing YHJX-523 |
2017-08-02 |
| DZYH-0001 LWD equipment and screw drilling tools |
2017-08-02 |
