20 x TopsTools FAK20 Fast Fit OMT Mix Blades for Dewalt Bosch Fein Makita Milwaukee Craftsman Chicago Ridgid Ryobi Rockwell (HyperLock) Porter Cable Multi Tool Accessories 20 piece TopsTools universal oscillating multitool saw blade kit Kit includes Fine tooth, Japan Coarse Cut and Bi-Metal blades Ideal for cutting wood, metal, nails, plastics, drywall, fiberglass, acrylics (Plexiglass), laminate FastLok Quick Release fitting system means they are designed to be the best fit for your multitool (Not Compatible with StarLock Machines) Professional quality multi tool blades with measurement scales (mm and inches)