Cutting Blade Set, Blade Type Plunge Cut, Connection Style Starlock, Blade Shape Straight, Blade Material Bi-Metal, Blade Width 1 1/4 in, Blade Length 4 in, Overall Length 4 in, Maximum Oscillations per Minute 21,000, Primary Material Application Metal, Wood, Materials Cut Metal, Wood, Cut Style Plunge Cut, Cutting Edge Style Toothed Edge, Edge Material Bi-Metal, Compatible with Adapter Bosch; Fein; Milwaukee; Makita; Rigid