Quarrying
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Coupling Sleeves
Both semi-bridge and full-bridge coupling sleeves are manufactured by SINODRILLS
Coupling Sleeves > More -
Domed Button Bits
As a reaming drilling tools, domed button bits are used when a large diameter is needed to be reamed out after a pilot holes is drilled to a depth.
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Reamer Tools
Reaming drilling tools are used when a large diameter is needed to be reamed out after a pilot holes is drilled to a depth
Reamer Tools > More -
Taper Drill Bits
Taper bits with carbide hot pressed on the bit skirts, tapered bits have a good drilling performance and are excellent in longevity.
Taper Drill Bits > More -
Retract Thread Cross Bits
Retract thread cross bitRetract thread cross bits are usually used for very hard and abrasive rock formation.Thread size: R32, R35, R38, T38, T45, T51.Diameter: 38mm to 127mm.
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Threaded Cross Bits (X Bits)
Threaded cross bits or threaded X bits are usually used for very hard and abrasive rock formation.
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Thread Button Bits
With the top quality of alloy steels imported from USA and the best carbides made in China, we produce all threaded button bits by hot press technology
Thread Button Bits > More
