Almost any general-purpose twist bit will do a decent job of drilling holes in metal. In fact, most drill bits labeled specifically for metal are manufactured to drill through various materials, ...

It can be difficult to get a straight hole when using a hand drill. Some drills come with a level mounted on the back, but Popular Mechanics shares a few other tips for drilling straight. If you don't ...

Suppose you need to modify an enclosure by drilling a hole in it to install a drain (or for some other purpose). How can you do this in a way that leaves a perfect hole with a minimum of work? First, ...