If you want to create perfectly round holes in wood, metal, or plastic, you’re going to need a hole saw. These cylindrical saws are powered by any corded or cordless drill, and their hollow shape ...

In this fascinating tutorial, learn how to make your very own saw using just a drill! Whether you're a DIY enthusiast or a ...

"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.