Our oscillating tool blades are the best value on the market with similar blades selling for 2 or even 3 times more. The bi-metal universal blades are great for plunge and flush cuts in a wide range of materials, including sheet metal, copper pipes, aluminum profiles, PVC, wood with embedded nails, plasterboard, and nearly all plastics. The Quick-Fit mount system fits nearly all standard and quick change oscillating tools including FEIN MultiMaster, Bosch Multi-X, Craftsman NEXTEC, DeWalt DWE315K, DCS355D1, Dremel Multi-Max MM20, MM30, 6300, 8300 Cordless, MM40 and MM45 (Quick-Lock™ Versions), Makita TM3000CX5, LXMT025, LXMT02Z, Milwaukee M12, Porter-Cable PC250MTK or PCE605K, Ridgid JobMax, Rockwell Sonicrafter X2, Skil Multi-Tasker and Oscillating Tools with 3/8” round arbors. IMPORTANT: A spacer is required to use the MMC Series Quick-Fit Mount System blades on Bosch and Dremel tool-free machines. If a spacer is required for use on your machine contact Oshlun to request one at no charge. This spacer is not included with the blade package and is only required on these two brands of machine! The Quick-Fit mount is not compatible with FEIN SuperCut or original Rockwell Sonicrafter Hex tools. All trademarks and tradenames are property of their respective owners. Sold as 10 pack.