Specification Arbor Size: 15mm (19/32") Use for Wood, Drywall, Plastic , Composites, Aluminum , Tile, Concrete Material: 24T Carbide Tipped Saw, 60T High Speed Steel, 60G Diamond Blades Blades Designed for the Rockwell Versacut. (3-3/8"), Makita , Craftsman Nextec