Oscillating Tool Blade, Blade Type Grout Removal, Oscillating Tool Accessory Type Grout Removal Blade, Blade Shape Triangular, Blade Width 3 in, Blade Length 3 3/4 in, Overall Length 3 3/4 in, Maximum Oscillations per Minute 20,000, Connection Style Universal Open-Back, Direct Fit For Tool Brand Bosch (non-Starlock), DEWALT(R), Dremel, Fein (non-Starlock), Makita, Milwaukee, Ridgid, Compatible with Adapter Milwaukee, Primary Material Application Grout, Mortar, Blade Material Carbide Grit