Rockwell RW8963 Tools Sonicrafter Oscillating Multitool Extended Life Carbide End Cut Blade, 1-3/8" This blade offers best performance and longest life when cutting metal, tile, hardened screws, rebar, cement backer board etc Use to make plunge cuts up to 1-5/8-inch deep Cut wood, plastic, fiberglass, nails, non-ferrous metals, thin sheet metal, and hardened fillers Carbide teeth will cut most metals Universal fit system adapts to other brands