... DTH drill rods1,Top-hammer drilling tools including thread button bits(R25,R28,R32,R38,T38,T45,T51, ST58, ST68, GT60), coupling, taper rods ... and bits, Speed rods/MF rods, extension rods, shank ... T2,T6,WF,WG,etc), reaming shell, core barrel and drill rods.etc.5,Rock anchor tools, IBO anchor system( anchor ...