Medium Pressure
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| Type | TOSI930 | TOSI4.5 |
| Drilling Diameter (mm) | Φ90～120 | Φ110～150 |
| Hammer Length (mm) | 870 | 917 |
| External Diameter (mm) | Φ80.5 | Φ98 |
| Weight (Kg) | 25 | 36 |
| Working Pressure (MPa) | 0.8～1.2 | 0.8～1.2 |
| Air Consumption (m3/min) | 6 | 11 |
| Torque (N·M) | 180 | 300 |
| Impact Frequency (Time/min) | ≥700 | ≥800 |
| Connection Thread | Outer API 2-3/8" | Inner 48.8x4.2 |
| Connection Bit | Φ56-4 | Φ65-6 |
| Bit Shank | TOSI930-90/100 /105/110/120/130 |
TOSI4.5-110/120 /130/140/150 |