DTH drilling rods 1.Sturdy & effective for rock drilling 2. Available in all sizes 3:ISO Certificated 4:Long service life 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,...

DTH drill pipe 1.length :1-3m 2.OD:60,76,89mm 3.material:R780 4.wall thickness :5mm,5.5mm,6mm 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...

DTH Hammer & Bits 1.Certificate: ISO9001:2000 2.Cemented carbide buttons 3.Three kinds of faces design 4.Longer service life DTH Hammer and Bits1. Deliver maximum energy to drilling bit, fast drilling speed and low air consumption due to the special innerstructure...

DTH drilling rods 1.Sturdy & effective for rock drilling 2. Available in all sizes 3:ISO Certificated 4:Long service life 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,...

DTH drilling rods 1.Sturdy & effective for rock drilling 2. Available in all sizes 3:ISO Certificated 4:Long service life DTH bits, DTH hammer, DTH drill rods, ODEX, SYMMTRIX1,Top-hammer drilling tools including thread button bits(R25,R28,R32,R38,T38,T45,T51, ST58, ST68,...

DTH drill pipe 1.Manufacture DTH pipe 2..Easy operation DTH pipe 3.Certificate: ISO9001of DTH pipe 4.Material:Carbide 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...