Impregnated diamond core bit manufacturer
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Rock Sampling
Rock Sampling... View More>>
Analysis drill bit
Analysis drill bit... View More>>
Exhibition in our factory 2014
Exhibition in our factory 2014... View More>>
Company journey November 2014
Company journey November 2014... View More>>
China Mining 2014 (Tianjin)
China Mining 2014 (Tianjin)... View More>>
Our 275mm Electroplated Diamond Core Bit, concrete core, max length 13.18m
Our 275mm Electroplated Diamond Core Bit, concrete core, max length 13.18m... View More>>
Drill bit pressure selection sheet
Drill bit pressure selection sheet... View More>>
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