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Cangzhou Great Drill Bits Co.,Ltd.
Cangzhou Great Drill Bits Co.,Ltd.
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Rock cone drill bit PDC bit Grinding and trimming

Rock cone drill bit PDC bit Grinding and trimming

Recent Products
  • Hybrid Drill Bit

    Hybrid Drill Bit

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

    Bi-center Bit

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

    PDC Core Bit

    GREAT customized made Diamond core bits ,which including Matrix body and Steel body.
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