Milwaukee 49-22-1178 T-Shank Metal/Wood Cutting Jig Saw Blade Assortment, 2 Set of 5-Pack From the Manufacturer 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. These blades use a T-Shank and fit Milwaukee Jig Saws 6266-6, 6276-6, 6267-20, 6267-21 and other popular brands. Includes 5 individual blades.