Oscillating Tool Blade Set, Blade Type Straight Cutting, Connection Style Universal Open-Back, Blade Shape Round, Straight, Blade Material High Carbon Steel, Blade Diameter 3 1/2 in, Blade Width 1 3/8 in, 2 1/2 in, Blade Length 3/4 in, 1 5/8 in, 2 1/16 in, Overall Length 1 3/8 in, 2 1/2 in, 3 1/2 in, Maximum Oscillations per Minute 20,000, Primary Material Application Clean Wood, Drywall, PVC, Materials Cut Clean Wood, Drywall, PVC, Cut Style Flush Cut, Cutting Edge Style Toothed