Hexagonal tapered drill rod H19(3/4")x108mm,Shank, H22(7/8")x108mmShank, H25(1")x159mm Shank, Lenth:400mm-4800mm (quality alloy hollow steel) We can offer H22x108mm,Tapered Drill Rod Flushing...
Supply taper Chisel bits and Cross bits,taper degree:6,7,11,12degree, Chisel bits diameter:20mm-50mm Cross bits diameter;30mm-60mm
Button Bits The skirt body using the material of 45CrNiMnV(Chromium, Nickel, Manganese, Vanadium)alloy steel, taking the heat-inlay fasten buttons technology, when the drill bit drilling, the drill...
DOWN THE HOLE HAMMER AND BIT DHD3.5,DHD340A,DHD360,DHD380 CIR65A,CIR90,CIR110,CIR150,CIR170 High air pressure hammers DHD3.5,DHD340A,DHD360,DHD380 Low air Pressure hammers CIR65A ,CIR90,CIR110...