Milwaukee 12Inch 6 Tpi The Wrecker With Carbide Teeth Sawzall Blade 5Pk are reciprocating saw blades made for power tools and air tools. They are designed to cut through tough materials and are made of carbide, a hard and durable material. The blades are 12 inches in length and have 6 teeth per inch. This product is manufactured by Milwaukee and is designed for use in home and garden, as well as in workshops. The product is easy to use and is suitable for a variety of cutting tasks.