Oscillating Scraper Blade, Scraper Type Flexible, Blade Type Scraping, Oscillating Tool Accessory Type Scraping Blade, Blade Shape Triangular, Blade Width 1 1/2 in, Blade Length 3 in, Overall Length 1 9/16 in, Maximum Oscillations per Minute 21,000, Connection Style Universal Open-Back, Direct Fit For Tool Brand Bosch (non-Starlock), DEWALT(R), Dremel, Fein (non-Starlock), Makita, Milwaukee, Ridgid, Primary Material Application Caulk, Soft Material, For Use On Caulk