drill bits

Center Rock Hammer Range: DTH Selection and Use Guide

Center Rock Hammer Range: DTH Selection and Use Guide

Center Rock hammer commonly means a down-the-hole hammer made by Center Rock, including its Force and Rock Xtreme product lines. These pneumatic tools place the impact mechanism immediately behind the bit, so energy is delivered at the bottom of the hole. Selecting one requires more than matching nominal diameter: the compressor, bit shank, ground, rig […]

Rock Drilling Tools: Selection, Wear and Site Planning

Rock Drilling Tools: Selection, Wear and Site Planning

Rock drilling tools form the working connection between a drilling machine and the formation being penetrated. They include much more than the bit: rods, tubes, couplings, adapters and method-specific assemblies must function together to create the required hole or recover the required sample. A practical selection begins with the purpose of the work and the […]