Get 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 lasts longer than high-speed steel or carbon blades, combining the strength to cut metal with the durability to withstand impacts without breaking. With Milwaukee® 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.