Features and Benefits:�Fast cuts: Tooth shape and sharpness permit quick shearing through metal�Longer life: Bi-metal construction lasts longer than high-speed steel and carbon blades�Versatile: Fits any jig saw that accepts a T-shank bladeGet professional-grade performance and longer blade life with the Milwaukee® 4 in. 8 TPI bi-metal jig saw blade - t-shank (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 aluminum and non-ferrous materials. 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.