Starlock, 5 Piece, Oscillating Blade Set, Mixed Set For Applications In Metal, Wood & Other General Purpose Materials Including A Carbide Blade For Performance In Metal, Works With OIS Compatible Tools Including Bosch, Fein, Milwaukee, Makita, Rigid & Others, Includes: 1-1/4" Carbide Blade, (2) 1-1/4" Plunge Blades, 3" Segmented Blade & 2" Scraping Blade.