Drill bits are usually true to size or a little under, because they don't drill perfectly round holes. If you need some free play to fit a bolt in the hole, go 1/64" to 1/32" bigger.

Self-Centering Drill Bit for Wood. A screw needs to be driven into the center of a hinge hole because, if it’s not centered, the first screw driven will pull the hinge out of position.

Glass drill bits allow anyone to create perfect holes in glass, without cracking or shattering your workpiece. Here are our recommendations for the best ones.

For example, user Lloyd gave five stars to the Bauer 1/8-inch Double-Ended Titanium Drill Bits, commenting, "These little drill bits cut like butter and when they wear out you just turn it around ...

Ryobi’s 300-Piece Drill and Drive Kit and 95-Piece Drill and Impact Drive Kit are the best drill bit sets we’ve found in years of testing.