| Model | QD70 | QD100 | QD120 |
| Drilling Diameter (mm) | 90-120 | 90-130 | 90-130 |
| Apply Rock | ≥20 | ≥20 | ≥20 |
| Drilling Depth (m) | 15 | ≥25 | ≥30-40 |
| Drilling Rotate Speed (r/min) | 110 | 110 | 110 |
| Working Air Pressure (Mpa) | 0.5-0.7 | 0.5-1.0 | 0.5-1.0 |
| Air Consumption (m3/min) | 4 | 6 | 10 |
| Cylinder Diameter (mm) | 90 | 140 | 140 |
| Propulsion Stroke (mm) | 1070 | 1070 | 1070 |
| Max Propelled Force (N) | 8000 | 9600 | 9600 |
| Electric Motor Power (KW) | 3 | 4 | 4 |
| 4 | - | 5.5 |
| Electric Motor Voltage (V) | 380V three-phase 50Hz |
| Rated Speed (r/min) | 1440 | 1440 | 1440 |
| Drilling Rod OD (mm) | 42 | 50-60 | 60 |
| Drilling Rod Length (mm) | 1025 | 1025 | 1025 |
| Dimension (mm) | 1740*260*420 | 2230*380*550 | 2230*380*550 |
| Weight (kg) | 280 | 470 | 460 |
| 320 | 450 | 480 |
