Diablo Starlock 3-1/2 in. X 3-1/2 in. W Bi-Metal Curved Contact Edge Oscillating Blade Insulation 1

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. Tool-free quick-change interface fits Fein and other Starlock tools; also compatible with most non-starlock multi-tools.