MTP Tm Titanium 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 & Decker Bosch Dewalt Milwaukee Stanley 1x Titanium Bi-metal Nail eater Saw Blades, Manufacture By MTP 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