Diablo's revolutionary Metal Demonâ„¢ Drill Bits for Mild, Hardened and Stainless Steels combine the functionality of all three-bit types while also enabling electrifying results. The 3-in-1 bit ...
The U.S. Chemical Safety Board said workers were preparing to change a drill bit at the time of the deadly Patterson 219 explosion. CSB investigators said in a release on their initial findings of the ...