This Carbide Swing blade will remove grout from between tiled surfaces and also cut grooves in plaster, porous concrete and similar construction materials. Efficient shape allows aggressive grinding in spaces with obstacles without damaging the tiles. This long-lasting blade enables continuous work on large projects. These premium fusion bonded carbide blades are designed specifically for continuous grout removal. Universal 12 point arbor allows the blade to mounted on a variety of tools including: Bosch Multi-X, Chicago, Craftsman, Dremel Multi-Max, Fein Multimaster, Genesis, Hardin, KwikTool USA, Makita, Master Mechanic, Milwaukee, Performax, Ridgid Jobmax, Ryobi JobPlus, Skil, Task Force, Voss. Each is individually packaged; packaging may differ from photo.