H35-T38-R32 drill pipe drill pipe drilling Product feature of Rock Drilling Tools describe: Manufacturer of rock drill bits, rock drilling tools. It is common practice to bulge the drive end of the bit steel to ... Read More
Dth Reverse Circulation Hammer For Exploration Drilling 127-178mm Bit Dia of DTH Hammers and bits Product features of DTH Hammers and bits RCseries reverse circulation DTH Hammer is the latest developed product ... Read More