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  • GSA637
    GSA637
    Reinforcing the comprehensive mechanical properties of cutting tooth by using high quality tungsten carbide inserts of new formula and new techniques of insert bit.
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  • GT637
    GT637
    Reinforcing the comprehensive mechanical properties of cutting tooth by using high quality tungsten carbide inserts of new formula and new techniques of insert bit.
    See More
  • GS537
    GS537
    Reinforcing the comprehensive mechanical properties of cutting tooth by using high quality tungsten carbide inserts of new formula and new techniques of insert bit.
    See More
  • GS637
    GS637
    Reinforcing the comprehensive mechanical properties of cutting tooth by using high quality tungsten carbide inserts of new formula and new techniques of insert bit.
    See More
  • PDC HOLE OPENER
    PDC HOLE OPENER
    The PDC hole opener is designed for use in soft clays and shales to medium-hard shales and limestones and is particularly effective in sticky formations where balling problems are …
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  • PDC REAMER
    PDC REAMER
    Fast drilling in the soft formation,limited by the length of the bit gauge,the bore hole trajectory is irregular,this situation caused bit bouncing, high torque and drag .
    See More
  • PDC REAMER
    PDC REAMER
    Fast drilling in the soft formation,limited by the length of the bit gauge,the bore hole trajectory is irregular,this situation caused bit bouncing, high torque and drag .
    See More
  • DOWNHOLE MOTOR
    DOWNHOLE MOTOR
    Mud stream from the outlet of mud pump flows through a by-pass valve into the downhole motor .This stream produces pressure loss between inlet and outlet of the motor to push the m…
    See More
  • HDD HOLE OPENER
    HDD HOLE OPENER
    A range of milled tooth and tungsten carbide insert (TCI) cutting structures are available for a variety of formation conditions. The fixed-diameter hole opener is available in siz…
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  • HDD HOLE OPENER
    HDD HOLE OPENER
    A range of milled tooth and tungsten carbide insert (TCI) cutting structures are available for a variety of formation conditions. The fixed-diameter hole opener is available in siz…
    See More
  • PDC CUTTER
    PDC CUTTER
    Within the drilling operation,the challenge of improving productivity in diverse environment calls for innovative ways to drill further, faster and longer,GREAT cutter can help mee…
    See More
  • BIT BREAKER
    BIT BREAKER
    Within the drilling operation,the challenge of improving productivity in diverse environment calls for innovative ways to drill further, faster and longer,GREAT cutter can help mee…
    See More
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f-logo Cangzhou Great Drill Bits Co., Ltd.

+86-317-3212998

+86 15831709965

admin@pdcbit.net / admin@zkdrilling.com /

No. 2, Jianshe North Street, Yingzhou Economic Development Zone, Hejian City, Hebei Province, China Post Code: 062450

  • Product

    PDC Bit
    TRICONE BIT
    PDC HOLE OPENER
    CORE BIT
    DOWNHOLE MOTOR
  • application

    Oil and gas field
    Water wells, mines, coalbed methane, geothermal fields
    Rotary excavation, trenchless field
  • cases

    PDC Bits drilling record →
    7 1/2"GS1604 Excellent feedback →
    PDC Bits drilling record →
    Tricone bit IADC 537 drilling record →
  • News

    Our work outfit are in place →
    2018 GREAT training record-sel… →
    2018 GREAT training record - S… →
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