| Model | HW921T |
| Power (KW) | 162 |
| Drilling diameter (mm) | φ65-120 |
| Maximum torque (Nm) | 2000 |
| Rotation speed (rpm) | 0-110 |
| Feed type | Chain cylinder |
| Total weight (kg) | 6800 |
Main feature:
1. It can be a tracked self-propelled chassis or a vehicle-mounted self-propelled chassis.
2. Equipped with two-stage dry dust removal device, the environmental pollution is small.
3. It is easy to connect and unload the drill pipe, shorten the auxiliary time, and also facilitate the drilling with the pipe.
