Features and Benefits:?Fast Cuts: Tooth Shape and durability allow for smooth, clean cuts in wood?Heavy Duty: Advanced construction for long life in tough professional applicationsGet professional-grade performance and longer blade life with the Milwaukee? 4 in. 6 TPI bi-metal jig saw blade (5-Pack). These heavy-duty blades last longer than high-speed steel or carbon blades. With Milwaukee's attention to blade material, tooth shape and sharpness, the jig saw blades are ideal for very fast, clean cuts in wood. This blade has a universal tang and fits Milwaukee jig saw model 6256-6 and other popular brands.