| Details | Value |
|---|---|
| Length (Without Bit) | 1492mm |
| Weight (Without Bit) | 186.9Kg |
| External Diameter | Ø185mm |
| Bit Shank | DHD 380 |
| Hole Range | Ø195- Ø254 |
| Connection Thread | API 4 1/2″ Reg |
| Working Pressure | 1.0-2.5Mpa |
| Recommended Rotation Speed | 20-30r/min |
| Advantages |
|---|
| » High Performance in hard and soft formations » Spares and services locally available » Faster drilling speed and lower air consumption » Fewer internal parts » All parts heat treated |