Features and Benefits:�FANG TIP ™�Matrix II bi-metal teeth for greater durability�NAIL GUARD ™�Ordinary teeth deliver either speed or durability NAIL GUARD ™ solves this trade-off with an aggressive 5 TPI pattern for faster cuts and a unique design that protects against tooth fracture�Ordinary tips bounce or skate on the work piece FANG TIP ™ bites into the wood on first contactMilwaukee® wood cutting SAWZALL® blades have been engineered to deliver the fastest cuts, longest life, greatest tooth durability and quickest plunge cuts of any wood blade on the market.