This is a Universal Arbor blade for wood and soft plastics. The fine tooth configuration is specifically designed for precision wood applications. They can be used for cutting under the kick plate when installing new kitchen flooring, undercutting door jambs or flush cutting tongue-and-groove. They have a flush-cut design to allow the operator to lay the blades flat on surfaces perpendicular to the cut. Fits these brands: Fein Multimaster, Craftsman Multi Tool, Dremel Multi Max, Chicago Multi Tool, Bosch Multi X, Milwaukee Multi-Tool, Ridgid Multi Tool MasterCraft Multi Tool, Skil Multi Tool, Makita Multi Tool