Diablo DOS350RI Oscillating Blade, 3-1/2 in, 1 in D Cutting, Bi-Metal

Diablo's Starlock bi-metal oscillating blades feature application specific designs that deliver maximum durability and longer life when cutting insulation. These high-performance blades feature an ultra hardened cutting edge to deliver up to 5X longer life than standard blades. The serrated blade provides faster, cleaner cuts in insulation. Curve contact edge creates a pilot for precise, clean plunge cuts with less vibration. Tool-free quick change interface fits Fein and other Starlock tools, also compatible with most Non-Starlock multi-tools.