Our oscillating tool blades are the best value on the market with similar blades selling for 2 or even 3 times more. The high carbon steel (HCS) standard blades are great for plunge and flush cuts in a wide range of materials, including drywall, hardwood floors, molding, soft plastics, trim, and laminated materials. The Quick-Fit mount system is compatible with FEIN MultiMaster, Dremel Multi-Max, Bosch Max Multi-X, Craftsman NEXTEC, Skil Multi-Tasker, Milwaukee M12, and most other standard and quick change oscillating tools. Notes: Not compatible with FEIN SuperCut or the original Rockwell Sonicrafter Hex tool. All trademarks and tradenames are property of their respective owners. A spacer is required for use on Bosch and Dremel tool-free machines. Contact Oshlun to request one at no charge. Sold as 10 pack.