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  • 9 7/8″GTM537
    9 7/8″GTM537
    See More
  • 9 1/2″ GTM617
    9 1/2″ GTM617
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  • 8 1/2″ GTM617
    8 1/2″ GTM617
    See More
  • TorkBuster
    TorkBuster
    TorkBuster is connected above the PDC bit, driven by drilling fluid, the internal rotating hammer generates high-frequency torsional impacts in the circumferential direction and tr…
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  • Core Barrel
    Core Barrel
    The roller bit core barrel uses high carbon steel and a special bit Angle to maintain drilling strength and efficiency.
    See More
  • HYBRID BITS
    HYBRID BITS
    Higher ROP potential than roller cone drill bits Compared to roller cone bits, hybrid drill bits can increase ROP, requiring less weight on bit and minimizing bit bounce.
    See More
  • PLATE-TYPE REAMER
    PLATE-TYPE REAMER
    See More
  • 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.
    See More
  • 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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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

GREAT ENERGY TECHNOLOGY(HEJIAN) CO.,LTD

  • 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 Good 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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