Features and Benefits:?5 blades per package?8 TPI, 4 in. Length, Bi-Metal Construction?9/32 in. Width, Universal Shank?Ideal for cutting aluminum and non-ferrous metals.Milwaukee bi-metal jig saw blades are designed and manufactured for the professional user. Bi-metal blades last longer than high speed steel or carbon blades. Detail to the material used, tooth shape and sharpness make these blades cut clean, fast and have a longer life. This blade has a universal tang and fits Milwaukee jig saw model 6256-6 and other popular brands. Includes 5 individual blades.