This multi tool blade works with your multifunction power tool to make fast, clean cuts in a variety of soft materials. Oscillating cutting action makes cutting easy to control with less hand fatigue and a serrated knife edge allows for aggressive slotting and cutting. The multi tool blade is designed with a universal arbor that fits WARRIOR™, HERCULES®, BAUER™, CHICAGO ELECTRIC™, DEWALT, ROCKWELL, PORTER CABLE, RIDGID, CRAFTSMAN, BLACK+DECKER tools.