Guizhou Sinodrills Equipment Co.Ltd

Top hammer drilling(1)

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sinodrill t38 t45 t51 rock drill button bit
Specification: T45-102mm
Detail: SINODRILLS Threaded 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. Parameters ? Thread size: ...


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