Filling a roundish hole in a plank is a not-uncommon requirement: knot holes, or reclaimed wood accompanied by cuts for plumbing and heating, can present boards that need something beyond wood filler ...

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 ...

"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.