Main parameters
| Model | HW938 | HW938H |
| Engine | Yuchai | Yuchai |
| Power (KW) | 191 | 191 |
| Drill rod type (㎜) | φ76*3000 | φ76*3000 |
| Drilling diameter (㎜) | φ90-138 | φ90-138 |
| Maximum working torque (N.m) | 2200 | 1900 |
| Rotation speed (rpm) | 0-100 | 0-115 |
| Thrust force (kN) | 20 | 12 |
| Lifting force (kN) | 16.5 | 16.5 |
| Thrust mode | Cylinder chain | Cylinder chain |
| Leveling angle | ±10° | ±10° |
| Travel speed (km/h) | 3 | 3 |
| Climbing ability | 25° | 25° |
| Total weight (Kg) | 8860 | 10000 |
| Transport dimensions (㎜) | 7550*2500*3060 | 9000*2360*3000 |
| 空压机 | 15/18 | 15/18 |
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