NCCTEC Diamond Core Drill Bits, diameter is 6mm-200mm,0.24''-8'',max length can reach 420mm/17''.
NCCTEC Diamond Core Drill Bits, diameter is 6mm-200mm,0.24''-8'',max length can reach 420mm/17''.
NCCTEC Diamond Core Drill Bits, diameter is 6mm-200mm,0.24''-8'',max length can reach 420mm/17''.
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