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 ...

Add Bob Vila (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results.

Dull drill bits can lead to overheating, damaged work, ruined bits, and more. These drill bit sharpeners from Amazon are a budget-friendly solution.

Sharpening a drill bit is rarely a second thought for most DIYers. It's straight out of the case, into a chuck and start drilling. But drill bits are not indestructible and are prone to wear and tear ...