DOWN THE HOLE BIT-DTH BIT-ROCK DRILLING TOOLS
DOWN THE HOLE BIT
DTH BIT
supply Low pressure hammers CIR60,CIR70,CIR80,CIR90,CIR110,CIR150,CIR170 Down the hole bits:70mm-200mm.
Supply DHD3.5,DHD340,DHD350,DHD360,DHD380,DHD112 High pressure hammer and SD series and Cop54,Cop64 etc.
DTH bits diameter 90mm- 300mm
DOWN THE HOLE BIT-DTH BIT-ROCK DRILLING TOOLS
