DTH BIT

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DTH DHD380-305 drill bit.jpg
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8" DTH BITS

Bit shank: TH8

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

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Face design and carbide button shape

DTH BIT-CONCAVE FACE-小尺寸_a.jpgDTH BIT-FLAT FACE 小尺寸_a.jpgDTH BIT-CONVE FACE-小尺寸_a.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--Examples for TH8 bit(Concave spherical)

Other design of face and inserts are available

DTH bit shankBit Dia.(mm)Qty*Button Dia.(mm)Qty of air holesWeight/kg
GaugeFront
TH8 DHD380 SD8 QL80 MISSION80  
20310*186*18+7*16241
21610*186*18+7*16243
22010*186*18+7*16244
24110*186*18+9*16260
25412*1812*18+8*16265


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