Oscillating Tool Blade, Blade Type Plunge , Connection Style Universal Closed-Back, Blade Shape Straight, Blade Material Bi-Metal, Blade Width 1 1/8 in, Blade Length 1 1/8 in, Overall Length 4 in, Maximum Oscillations per Minute 11,000, Primary Material Application General Purpose, Materials Aluminum, Non-Ferrous Metal, Plastic, Sheet Metal, Wood, Cutting Edge Style Toothed Edge, Edge Material Bi-Metal, Compatible with Adapter Eazypower