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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
  • TCI Bit

    TCI Bit

    Tricone bit is an important tool for oil drilling.
  • Hybrid Drill Bit

    Hybrid Drill Bit

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

    Drag Bit

    Normally drag bits are 3 wings, but we can make 4 or 5 wings following your drawings or samples.
  • Starry Sky Roller Bit

    Starry Sky Roller Bit

    Overview Starry Sky Roller BitGREAT has customized manufacture 90 ° U-shaped Roller Bit, 120 ° U-shaped Roller Bit and Starry Sky Roller Bit.The Roller bit mainly used for Rock reamer (Hole opener) ...
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