Features and Benefits:�Fast Cuts: Tooth Shape and durability allow for smooth, clean cuts in wood and metal material�Heavy Duty: Advanced construction for long life in tough professional applicationsGet professional-grade performance and longer blade life with the Milwaukee® 4 in. 10 TPI bi-metal t-shank jig saw blade (5-Pack). These heavy-duty blades last longer than high-speed steel or carbon blades, combining the strength to cut metal with the durability to withstand impacts without breaking. With Milwaukee's attention to blade material, tooth shape and sharpness, the jig saw blades produce clean, fast cuts in nail-embedded wood. The T-shank allows for quick installation. Use with Milwaukee jig saw models 6266-6, 6276-6, 6267-20, 6267-21 and other popular brands.