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Factory Price Hard Rock Drilling Roller Cone Bit Foundation Piling Accessories

Brief:
A good quality roller bit are made from high quality tungsten and good bearing system. Baorui roller bits are manufactured by the high quality 100% new hard carbide, the roller bits could be installed on the core barrel to drill the hard rock which over 80 Mpa.
Core Barrel with Roller Bit for Hard Rock Drilling

Brief:
Rotary Tools Core Barrel With Roller Bit For Deep Foundation Construction Drilling Construction

Brief:
The core barrel with roller bit can drill the formation which the drilling bucket and core barrel with bullect teeth can not drill on foundation piling project.If you want to cut hard rock, you should have high effective core barrel piling with constrution drilling equipment.
IADC 637 hard rock drilling roller cone bit foundation piling accessories

Brief:
A good quality roller bit are made from high quality tungsten and good bearing system. Baorui roller bits are manufactured by the high quality 100% new hard carbide, the roller bits could be installed on the core barrel to drill the hard rock which over 80 Mpa.