Dull dill bits can be sharpened in a number of ways, but this method takes much of the guesswork and effort out of the process. Find out what it is.
A workman is only as good as his tools. At least that's how the saying goes. When it comes to such workmanship, nothing kills a workflow like a dull drill bit. They are cornerstones of any good garage ...
This article was taken from the March 2015 issue of WIRED magazine. Be the first to read WIRED's articles in print before they're posted online, and get your hands on loads of additional content by ...