2-in. rock hammer engineered to allow 7,000- to 10,000-lb. class directional drills to drill through solid rock and other difficult soil conditions The Roughneck R200 is a 2-in. rock hammer ...

They’re a good multi-function tool to have on hand, as one can capably replace both a hammer and a small hatchet in your toolbox. Rock hammer. Credit: wawritto - Shutterstock.

Rock Is No Match for a Small Drill and Hammer. Thanks to the right mix of equipment, GSW Contracting has built its business boring through rock. Feb 15, 2011.