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