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| Model | ZGYX-421T | ZGYX-452T | ZGYX-453 | ZGYX-454 |
|---|---|---|---|---|
| Dimension (L×W×H) (mm) | 7480×2300×2750 | 9000×2360×3000 | 9300×2360×3000 | 11200×2360×3100 |
| Weight (kg) | 8870 | 10360 | 13960 | 15000 |
| Engine (Standard) | Yuchai / 162kW | Yuchai / 191kW | Yuchai / 221kW | Yuchai / 264kW |
| Rotation torque (MAX) (N.m) | 1500 | 2200 | 2800 | 4000 |
| Drilling Hole Diameter (mm) | 90-127 | 90-138 | 90-138 | 115-152 |
| DTH hammer (Standard) (inch) | 3.5 | 4 | 4 | 5 |
| Drilling rod (mm) | dia60x3000 | dia36x3000 | dia76x4000 | dia89x5000 |
| Diesel Tank volume (L) | 250 | 300 | 480 | |