Almost any general-purpose twist bit will do a decent job of drilling holes in metal. In fact, most drill bits labeled ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? To make a hole in masonry and rock, you need a masonry bit—and to know how to use it ...

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, ...