Tags: pneumatic piston drills
J is for Jack The early days of drilling created a test of strength and endurance for miners. By Bill Langer Jack (n.) — used as a form of address for an unknown person — ‘It is common among schoolboys … to address ...
SUBSCRIBE & FOLLOW
- Vulcan shareholders reject board changes at annual meeting939 Views
- Excavators uncover ancient quarry in Jerusalem900 Views
- Americans consume 3 million pounds of minerals in a lifetime225 Views
- Diesel fuel price report: May 13, 2013185 Views
- Local police investigate copper wire theft in Oregon quarry114 Views