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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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Quality Control of Great Rock Reamer I

Quality Control of Great Rock Reamer I

Recent Products
  • Steel Tooth Bit

    Steel Tooth Bit

    Steel tooth drills are suitable for extremely soft formations with low compressive strength and high drillability such as clay, mudstone, chalk, etc..
  • 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)
  • Hybrid Drill Bit

    Hybrid Drill Bit

    Hybrid drill bit conventional PDC and roller-cone bits. It is saving cost, Improves Drilling Efficiency.
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