down the hole drilling Bit for down-the-hole drilling, air reverse circulation drilling.

down the hole High Pressure RC Drilling bit Bit for down-the-hole drilling, air reverse circulation drilling in mining exploration, civil engineering, water well drilling, geothermal well drilling, reverse circulation drilling.

Bit Front designs:

Complete compatible to be used with DHD hammer

DHD330, DHD340, DHD350, DHD360, DHD380, SD18, N180 etc

Convex Front, Flat Front, Concave Front, Concave DGR Front etc.

Bit Dia.

 85mm, 90mm,    95mm,  102mm, 105mm, 115mm, 133mm, 140mm, 152mm, 165mm,

178mm, 190mm, 203mm, 216mm, 229mm, 241mm, 254mm, 279mm, 305mm, 330mm, 356mm, 381mm, 445mm, 555mm, etc

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Down The Hole Drilling Bit