The DeWalt 3" 24TPI T-Shank Metal Jig Saw Blades (DW3776-5) are industrial-grade, high performance blades that are designed to make fast, clean cuts with unparalleled speed and accuracy. These blades feature a cobalt steel construction for maximum durability with precision ground, curved teeth. They are ideal for a variety of thin metal cutting applications and feature a T-shank that fits all Bosch and DeWalt jig saws.