"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." If you want to create perfectly round holes in wood, metal, or plastic, you’re going to need a hole saw.

The original hand saw is a tool so storied that your great-great-grandfather probably had one in his shed. It features a long, wide blade that tapers gently from the wooden handle to the other end. It ...

A hole is nothing. Or more precisely, it’s the absence of something—wood, metal, concrete, or any number of different materials. Since holes are nothing, why do we care about them and how to make them ...