Coupling Sleeve
Big Hole Ring Bit (400 mm)
400 mm ring bit for foundation piling and large wells.
Big Hole Ring Bit (400 mm)
BH-400
Big Hole Ring Bit (400 mm)
A large-diameter ring bit for drilling foundation piles and big water wells, with a robust body and replaceable teeth for long service in mixed ground.
Foundation pilesLarge water wells
Specifications
| Diameter | Ø400 mm |
|---|---|
| Type | Ring bit |
| Casing | Ø406 mm |
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