| MODEL | YQ70 | YQ100 | YQ120 |
| Drilling diameter | φ60-80mm | φ83-100mm | φ85～130mm |
| Rock hard | ≥20 | ≥20 | ≥20 |
| Drilling depth | ≥15m | ≥30 | 30-40m |
| Drilling speed | 110r/min | 90r/min | 90r/min |
| Air pressure | 0.5-0.7Mpa | 0.5-0.7Mpa | 0．5～1.0Mpa |
| Gas consumption | ≥3.5m3/min | 6M3/min | 10m3/min |
| Air cylinder diameter mm | 90mm | 90mm | 90mm |
| Stroke | 1070mm | 1070mm | 1200mm |
| Propulsive force | 3600N | 6000N | 9600N |
| Power | 3kW | 3kW | 3kW |
| Voltage | 380V | 380V | 380V |
| Speed | 1410r/min | 1410r/min | 1410r/min |
| Drill pipe diameter | φ42mm | φ42mm | φ42mm |
| Drill pipe length | 1025mm | 1025mm | 1025mm |
| Dimension | 1740×260×420mm | 1800*650*400mm | 1800*700*450mm |
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