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- Want Good Kelly Bar, Choose UNIDRILL
- Unidrill kelly bar factory is in full swing
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- 394-4*14.5 interlocking kelly bar has been ready for delivery
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- Use UNIDRILL good kelly bar to do good foundation construction
Unidrill Kelly Bar used in the Construction of new Niutianyang Bridge
2019-11-19 15:28:56The drilling pile of the first main tower was completed successfully, marking the over-water foundation construction of new Niutianyang bridge began comprehensively. This project mainly use Unidrill Kelly Bar 630-5*24/Interlocking, pile depth has reached 110m.
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