You can't cut perfect miters with a dull blade, one with too few teeth or one that's designed for ripping. Check your blade for sharpness by cutting a 45-degree miter on a 1x3 or larger piece of oak ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The three main types of miter saws are compound, dual compound, and sliding. Each variation performs ...