DTH BIT

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3.5寸 DTH BIT.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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