Cutting Blade Set Blade Type End Cut Connection Style Universal Open-Back Blade Shape Round Straight Blade Width 1 1/4 in 1 1/2 in 3 in Blade Length 1 1/4 in 1 1/2 in 3 in Overall Length 8 1/4 in Maximum Oscillations per Minute 21 000 Primary Material Application Cut and Notch Drywall Metal Plastic Wood Materials Cut Cut and Notch Drywall Metal Plastics Wood Direct Fit for Tool Brands Bosch Craftsman Fein Rigid Rockwell Case Included No Number of Blades 5