Zhengzhong Technology Industrial Co. , Ltd.，
To survive in good faith, to quality and development
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| Model | SWDM300H | SWDM360 | SWDM360H-2 | SWDM360H-3 | SWDM400 | |
| Max. drilling diameter | mm | 2500 | 2500 | 2500 (3000) | 2500 (3000) | 2500 (3000) |
| Max. drilling depth | m | 95/62 | 100/64 | 96/62 | 102/66 | 104/69 |
| Engine power | kw | 298 | 298 | 399 | 399 | 399 |
| Max. torque | kN.m | 320 | 360 | 418 | 418 | 418 |
| Rotation speed | rpm | 6~32 | 6~32 | 6~25 | 6~25 | 6~25 |
| High-speed throwing soil (optional) | rpm | / | / | / | / | / |
| Working weight | t | 105 | 115 | 130 | 132 | 135 |
| Working height | mm | 25130 | 26150 | 25790 | 27200 | 27200 |
