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Cangzhou Great Drill Bits Co.,Ltd.
Cangzhou Great Drill Bits Co.,Ltd.
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High-quality Drill Bits from China

High-quality Drill Bits from China

Recent Products
  • Bi-center Bit

    Bi-center Bit

    This type of Bi-center bit mainly used for medium to medium hard compressive and abrasive formation.
  • TCI Bit

    TCI Bit

    Tricone bit is an important tool for oil drilling.
  • Crocodile PDC Reamer

    Crocodile PDC Reamer

    PDC Reamer is the perfect tool for large diameter HDD bores. The size of the reamer is ranging from 12" to 50".
  • Roller Bit Core Barrel

    Roller Bit Core Barrel

    Core barrel with roller bit is used in very strong rock formations(compressive strength > 100Mpa)
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