Description Super SAWZALL blades are made with Matrix II high speed steel teeth containing 8 percent Cobalt to keep a sharper tooth edge longer. The tough Bi-Metal design allows faster cutting, longer life blades that can bend without shattering. Milwaukee designs and manufactures SAWZALL blades for the toughest professional applications. Materials, tooth configuration and heat treating are designed to maximize performance in specific cutting applications. Durable, long life blades are the goal of every blade we make. This blade has a 1/2 in. universal tang that fits all SAWZALLS and standard competitive saws. Includes 5 individual blades.PRODUCT DETAILS: 5 tpiâ 12 in. length, bi-metal construction 1/2 in. universal tang fits all SAWZALL 5 blades per pouch For very fast cutting in nail embedded wood and general roughing-in work Durable life-long blades Includes 5 individual blades Universal tang that fits all SAWZALLS and standard competitive saw