zuanlongbits@gmail.com

+86-029-82612068

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Email: zuanlongbits@gmail.com

Tel: +86-029-82612068

Fax: +86-029-82612068

Address:No 66, Changming Road, Xi'an, Shaanxi Province, China

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3 wing drag bit

  • 2017 Factory Direct Bits PDC Hole Rock Reamer Drill Bit With Long Service Life

    Contact Now2017 Factory Direct Bits PDC Hole Rock Reamer Drill Bit With Long Service Life1). Our prodcut has been approved by ISO9001; 2). Our company has been awarded various certificates and honors by goverment, such as observe contact and keep promise enterprise, reliable quality enterprise, civilized unit, high and new tech enterprises, advanced qualtiy management enterprise,ect. ; 3). Specific researching and developing laboratory; 4). More than 15 years manufacturing experience;Read More

  • PDC Roof Bolt Drill Bit Two Wings PDC Drill Bit Anchor Drill Bit

    Contact NowPDC Roof Bolt Drill Bit Two Wings PDC Drill Bit Anchor Drill BitPDC anchor shank drill bits are mainly used to drill the roof and side supporting hole, the gas drainage, water infusion, geological exploration hole and grouting hole and so on for the coal mine seam, water conservancy and hydro-power, dam and roadway construction of bolt-mesh support.Read More

  • PDC Three Wings Drag Bit, Scarp Drill Bit for Well Drilling

    Contact NowPDC Three Wings Drag Bit, Scarp Drill Bit for Well DrillingZuanlong supplies a variety of drag bits for many types of projects drilling needs, including 3 wings type bits for soft and medium formations, 4 wings, especially 4 wings chevron type for harder formations. Each of our bits is machined from a forging to exacting standards and then tipped with tungsten carbide. Mining grade tungsten carbide tips are brazed to the bits wing face for heavy duty bits. Then pin threads are CNC manufactured and wings surfaced hardening subsequently.Read More

  • PDC Pillar Gear Drill Bit Size/Gear Drill Bit Factory

    Contact NowPDC Pillar Gear Drill Bit Size/Gear Drill Bit FactoryZuanlong PDC Pillar Drill Bit has been wildly used to coring-drilling for geological exploratory of coal measure stratum. The normal type is suitable for the f<=10, the reinforced type is suitable for f<=16. Note: Customization are availableRead More