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  • 7 Degree 11 12degree - China

    price: contact company for price

    Taper button bit is used for hard or very hard rock formation. Excellent

    quality and durability and Specialized heat treat & stress

    relief,also Maximum performance and hole cleaning ability. Our

    button bits made with high quality of raw material through special heat

    treatment, especially, tungsten carbide tips are import from South

    Africa, widely applied in Hand Held (short-hole) drilling system for

    dimensional stone quarrying. Now, we are exporting the huge qty 32mm,

    34mm, 40mm for Indian quarry and Spain, Finland quarry, 7°, 11°38mm, 41mm

    is very popular for granite and marble etc quarries..

    Diameter of bits from 30mm to 42mm with 4, 6, 7, 11, 12 degree, number of buttons is 4, 5, 6, 7, 8 , 9, 7 buttons is very popular for Hand held (short holes ) and blast drilling system.

    Our hand-held system is comprised of premium alloy tapered hexagonal drill steels ranging from 0.5 m up to 7.9 m in length, and complimented by a complete range of reamers, blade and button bits, blade bits including cross bit, and chisel bit with taper degree.

    (1) Type: button bits

    (2) Size: 19mm, 22mm, 25mm

    (3) Diameter: 30-42mm.

    (4) Taper: degree 4°46′ 6°, 7°, 11°, 12°.

    (5) Package: in wooden case or in carton.

    (6) Productivity: 50000pcs/ month

    Our tapered bits include both cross and button designs.


    Company Contact:


    • Phone: 8608518639105

    • Address: ROOM 408,4/F,TOWER A,CHENGSHI FANGZHOU BUILDING, , GuiYang, China

    • Email: Email


    Published date: September 28, 2013 -

    • Business Description: MAXDRILL is a professional manufacturers of quality rock tools, such as

      button bits, Retrac bit, Integral drill steel, Tapered drill rod,

      Extension rod, Pneumatic rod, DTH hammer and bits, Shank adaptor,

      Coupling, Rock bolting, which serve in mining, quarry, water well, oil,

      gas, civil construction and slope stabilization industries.

      We serve customized design, production and serive according to worldwide clients different condition. We remain at your disposal for any further information you could require.

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