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1)DTH hammer sizes:
Low Air Pressure Hammer: CIR50,CIR60,CIR70,CIR90,CIR110,CIR130,CIR150,CIR170mm.
High Air Pressure Hammer:DHD 3", 3.5", 4", 5", 6", 8",12Ħħ.
2)DTH Bit diameter:50mm to 400mm.
Bit Face: flat, concave, convex and drop center;Button shape: spherical, ballistic, semi-ballistic;Body:button bit body are specially heat treatment, the quality is good.
3)Button bits, connection tapered or threaded, diameter from 28mm to 127mm;
4)Cross bits, connection tapered or threaded, diameter |
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