| Item | Unit | Data | |
| Name | Rotary Drilling Rig with Lock Pipe | ||
| Model | GR400 | ||
| Max. Drilling Depth | m | 40 | |
| Max. Drilling Diameter | mm | 1500 | |
| Engine | / | Cummins 6BT5.9-C235 | |
| Rated Power | kW | 173 | |
| Rotary Drive | Max. Output Torque | kN.m | 120 |
| Rotary Speed | r/min | 17-35 | |
| Main Winch | Rated Pulling Force | kN | 120 |
| Max. Single-rope Speed | m/min | 55 | |
| Auxiliary Winch | Rated Pulling Force | kN | 15 |
| Max. Single-rope Speed | m/min | 30 | |
| Inclination of the Mast Lateral / Forward / Backward | / | ±5/5/15 | |
| Pull-Down Cylinder | Max. Pull-down Piston Push Force | kN | 100 |
| Max. Pull-down Piston Pull Force | kN | 120 | |
| Max. Pull-down Piston Stroke | mm | 4000 | |
| Chassis | Max. Traveling Speed | km/h | 2 |
| Max. Grade Ability | % | 30 | |
| Min. Ground Clearance | mm | 350 | |
| Track Board Width | mm | 600 | |
| System Working Pressure | Mpa | 35 | |
| Machine Weight (Exclude Drill Tools) | t | 39 | |
| Overall Dimension | Working Status L×W×H | mm | 7550×4040×16900 |
| Transportation Status L×W×H | mm | 14800×3000×3550 | |
Remarks:
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4.Innovative depth measurement system for drilling bucket has higher display precision than common drilling rig; 5.Main hoist bottom touching protection and priority control function, effectively reduce the difficulty of operation; 6.Multi-stage vibration reduction technology of power head ensures more stable construction of the whole machine; 7.The main hoisting structure of single row rope with middle position greatly prolongs the service life of steel rope and reduces the cost of use; 8.Efficient and energy-saving turbocharged water-cooled diesel engine; low vibration, low noise and low emission, excellent fuel system; 9.Superior omnidirectional cab vision, spacious operating space, energy-saving air conditioning and radio, makes operating comfortable. 10.humanized lighting system makes night construction safer.
