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Cangzhou Great Drill Bits Co.,Ltd.
Cangzhou Great Drill Bits Co.,Ltd.
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GREAT's High-quality Bits Series II

GREAT's High-quality Bits Series II

Recent Products
  • Matrix Body PDC Bit GM1605T

    Matrix Body PDC Bit GM1605T

    Matrix body PDC bit is made by Tungsten carbide podwer , it is very high hardness material , mainly used for deep Oil&Gas well drilling.
  • Rock Reamer

    Rock Reamer

    GREAT DRILL customized Rock reamers size from 10'' to 72''.
  • PDC Core Bit

    PDC Core Bit

    GREAT customized made Diamond core bits ,which including Matrix body and Steel body.
  • Steel Body PDC Bit GS1606T

    Steel Body PDC Bit GS1606T

    Steel body PDC bit is made by AISI 4145H heat treatment steel manufacture, it has lower cost compare with Matrix body PDC bit.
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