Oscillating Scraper Blade Scraper Type Sealant Knife Blade Type Caulk Removal Oscillating Tool Accessory Type Sealant Removal Blade Blade Shape Hooked Blade Length 1 3/4 in Overall Length 80 mm Maximum Oscillations per Minute 19 500 Connection Style Universal Closed-Back Direct Fit For Tool Brand Fein Primary Material Application Urethane For Use On Urethane Application Cutting Urethane for Automotive Purposes and Caulking for Commercial and Residential Purposes Blade Material Steel