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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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GREAT's High-quality Bits Series II

GREAT's High-quality Bits Series II

Recent Products
  • Hybrid Drill Bit

    Hybrid Drill Bit

    Hybrid drill bit conventional PDC and roller-cone bits. It is saving cost, Improves Drilling Efficiency.
  • 90 ° U-shaped Roller Bit

    90 ° U-shaped Roller Bit

    Overview Roller bitGREAT has customized manufacture several types of roller bit . It is including 90 ° U-shaped Roller Bit, 120 ° U-shaped Roller Bit and Starry Sky Roller Bit.The 90 ° U-shaped Rol...
  • Roller Bit Core Barrel

    Roller Bit Core Barrel

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

    PDC Core Bit

    GREAT customized made Diamond core bits ,which including Matrix body and Steel body.
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+86-13161769999
+86 152 0106 1666
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