Pack of 3 Titanium Ti Bi-metal Nail Eater Quick Release Universal Fit Multi Tool Oscillating Multitool Saw Blade for Craftsman 20v Bolt-on Mm20 Rockwell Hyperlock Shopseies 12v Universal Fit Porter Cable Black and Decker Bosch Dewalt Stanley 3 x Titanium Bi-metal Nail eater Saw Blades Fit Most Quick Release system as well as old Hex Screw system fit in Porter Cable, Rockwell Hyperlock, Bosch , Black and decker, Craftsman Bolt-on 20V Please check product description for model detail Not fit in Dremel Quick release system MM40 MM45