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  • Air Powered Mining Tools Rock Drilling Bits - China

    price: check with company for price

    4 Inch Air-Powered Mining Tools Rock Drilling Bits for deep well/foundation & pile/water well/blasting hole/quarry
    Shank: Wooke40/DHD340/ SD4/QL40/Mission40/BR4
    Hole range: Ø105-ø130mm
    Commonly used diameter: Ø108, ø115, ø121, ø127, ø130 mm
    Application field: blasting hole, geothermal hole.
    Face design: flat, convex, concave
    Inserts design: spherical, ballistic, convex
    Features: 1.Reliable quality, long service life, rare abnormal breakage during service life. 2.Good flushing effect to ensure high drilling rate
    3.Strict quality warranty and compensation rules
    Bit face shape selection:
    1. Drop Center Bit
    For high penetration rates in soft to medium hard and fissured rock formations. Low to medium air pressures. Maximum hole deviation control.
    2. Concave Face
    The all-round application bit face specifically for medium hard and homogenerous rock formations. Good hole deviation control and good flushing capacity.
    3. Convex Face
    For high penetration rates in soft to medium-hard with low to medium air pressures. It is the most resistance to steel wash, and may reduce the load and wear on the gauge buttons, but poor hole deviation control.
    4. Double Gauge Face
    This kind of face shape is suitable for fast penetration rates in medium to hard rock formations. Designed for high air pressures and good resistance to steel wash step gauge bit.
    5. Flat Face Bit
    This kind of face shape is suitable for hard to very hard and abrasive rock formations in applications with high air pressures. Good penetration rates an resistance to steel wash.


    Company Contact:


    • Phone: 15871606723

    • Address: wujiagang, Yichang, Hubei, China

    • Email: Email


    Published date: July 16, 2018 -

    • Business Description: Wooke Rock Drill Equipment Co., Ltd has been operating in the market since 1995. Over twenty years of expertise, Wooke is committed to designing, developing and manufacturing top class Rock Drilling Tools and providing leading edge technology and services in this industry.
      Wooke has over 40 Intellectual Properties, has been certificated as an ISO9001:2008 quality system and has laid the foundation for China Rock Tool industry. The products includes Rock Drilling Tools, DTH Hammers and Bits, Top Hammer Rock Tools, Eccentric and Symmetric Drilling Tools, Reverse Circulation Hammers Bits, Shank Adapters, Coupling Sleeves, Button Bits, Reamer Drilling Bits, Check Valves. All the products are manufactured as per the international standard and well compatible with the brand of Atlas Copco, Mission, Ingersoll-rand, Sandvik etc.

      Whether you’re in the construction, oil & gas, mining, quarry, water well, or any other rock drilling industry, WOOKE has designed a DTH product to meet your demanding needs. It is this commitment that gives our customers the peace of mind that we’ll always be there with the industry’s best performing, most reliable products and the industry’s best service and support.

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