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Cangzhou Great Drill Bits Co.,Ltd.
Cangzhou Great Drill Bits Co.,Ltd.
Cangzhou Great Drill Bits Co.,Ltd.
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Welding of cone bit and PDC bit

Welding of cone bit and PDC bit

Recent Products
  • Rock Reamer

    Rock Reamer

    GREAT DRILL customized Rock reamers size from 10'' to 72''.
  • 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.
  • 90 ° U-shaped Roller Bit

    90 ° U-shaped Roller Bit

    Overview Roller bitGREAT has customized manufacture several types of roller bit . It is including 90 ° U-shaped Roller Bit, 120 ° U-shaped Roller Bit and Starry Sky Roller Bit.The 90 ° U-shaped Rol...
  • 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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