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Manufactured using premium hardened metals for long life;
Maximum material recovery, up to 98%;Handles injection of water, foam, oil, and polymers without performance loss;
Delivers maximum drilling under water.
| Length (less bit) | 1270mm | |
| Weight (less bit) | 71.0kg | |
| External diamater | φ124.5mm | |
| Bit shank | RE547 | |
| Hole range | φ130-φ146 | |
| Connection thread | 4.5" Remet 4.5" Metzke | |
| Working pressure | 1.5Mpa-3.5Mpa | |
| Air consumption | 1.7 Mpa | 16 m³/min |
| 2.4 Mpa | 22 m³/min | |
| 3.0 Mpa | 28 m³/min | |






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