Milwaukee The Ax Sawzall five blade pack 5/8 teeth per inch, 9 inch length, bi-metal construction Ax blades are designed for the toughest cutting applications in wood and nail embedded wood with a sloped shape for superior plunge cutting and demolition or remodeling work Extra thick at 0.062" and 1" tall, Milwaukee Sawzall blades are specially heat treated for long life and the bi-metal construction resists shattering 1/2" universal tang fits all Sawzalls