The MILWAUKEE Multi-Material Diamond Blades are the most versatile blades in Milwaukee's product range. The vacuum brazed diamond grit delivers up to 100X longer life in metal vs. an abrasive wheel. The vented segments keep the blade cool and ensure consistent cuts throughout the life of the diamond blade. The solid steel core maintains diameter and cut depth throughout the life of the blade. This diamond blade has the versatility to cut metal, wood, masonry, plastic, laminate, fiber cement, ductile, and tile. For dry use only.