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    DTH BIT

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    3.5寸 DTH BIT_副本-小尺寸.jpg
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    3.5" DTH bits

    Bit shank: DHD3.5,BR33,BR3,COP32,COP34

    Bit face: Concave,Flat,Convex

    Button type;Semi-ballistic,Spherical


    Teamwhole take pride in being the only manufacturers in China that have a diverse line of DTH bit that range from 3" to 47"(76mm-1200mm) in diameter with most the leading hammer shanks.


    Made from high quality alloy steel and advanced heat-treatment,Teamwhole bits are ensureed extreme protection against wear and fatigue.They're also available in four different bit head face designs,include Flat,Concave,Convex and Drop Center.And two different carbide shapes,spherical and ballistic to tackle any challenge and rock formations.


    APPLICATION

    For mininig,quarry blasting hole borehole drilling

    For water well,depep hole well,oil and gas open hole drilling

    For foundation and piling drilling

    For mininig,quarry blasting hole borehole drilling

    DTH BITS-小尺寸.jpg

    Face design and carbide button shape

    DTH BIT-CONCAVE FACE-小尺寸.jpgDTH BIT-FLAT FACE 小尺寸.jpgDTH BIT-CONVE FACE-小尺寸.jpg

    Concave Face

    All kinds of rock formation,especially homogenous formation

    Flat Face

    Very hard and abrasive rock formation

    Convex Face

    Soft-medium hard rock formation

    Carbides buttons shape

    spherical carbides.jpgballistic carbides.jpg
    SphericalBallistic


    Main Model

    DTH bit shankBit Dia.(mm)Qty*Button Dia.(mm)Qty of air holesWeight/kg
    GaugeFront
    DHD3.5,COP32,COP34,MACH303,BR33,BR3                  
    856*134*1224.8
    906*144*1324.9
    956*144*1325.5
    1006*145*1325.8
    1056*145*1326.2


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