The Milwaukee 12" x 5 TPI The Ax Sawzall Blade (Pack of 25) (48-00-8027) is designed for the toughest cutting applications in wood and nail embedded wood. Ax blades have a sloped shape for superior plunge cutting for demolition and remodeling work. Ax blades are 1 In. tall for straight, fast cutting. Milwaukee Sawzall blades have a unique heat treating process that extends the life of the blades, and bi-metal construction prevents the blade from shattering. The 6 inch blade is ideal for plunge cutting into wood and nail embedded wood without bending the blade.