Commins engine: 264/2200kW/rpm
| Model | ZT-60/120AT |
| Max torque for external drilling(N.m) | 30000 |
| Max torque for inner drilling(N.m) | 4700 |
| Rotation speed for external drilling(rpm) | 0-158 |
| Rotation speed for inner drilling(pm) | 0-140 |
| Max pulling/thrusting force(kN) | 1200 |
| Commins engine(kW/rpm) | 264/2200 |
| Max mud pump displacement(L/min) | 760 |
| Max mud pump pressure(Mpa) | 10 |
| Entry angle(degree) | 8-20 |
| Weight(T) | 20 |
| Dimension(mm) | 8900*2540*2700 |
| Rod size for external drilling(mm) | φ102*4000 |
| Rod size for inner drilling(mm) | φ60*4000 |
| Reamer size(mm) | φ300-1000 |
| Hoist | 2T |




