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Cangzhou Great Drill Bits Co.,Ltd.
Cangzhou Great Drill Bits Co.,Ltd.
Contact Us
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Recent Products
  • Drag Bit

    Drag Bit

    Normally drag bits are 3 wings, but we can make 4 or 5 wings following your drawings or samples.
  • 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".
  • Downhole motor

    Downhole motor

    GREAT DRILL BITS can be customized and supply various sizes , type downhole motor according to the drilling demand.
  • PDC Cutter

    PDC Cutter

    Popular Size: 1305, 1308,1613,1616,1913