4.5 inch , TSD-T Husqvarna Turbo Rim Diamond Blade, 10 inch Diameter x .100 inch Blade Rim Thickness x .875 inch Diamond Shape Mandrel Or .625 inch Bushing Arbor Size, Wet Or Dry Masonry, Concrete, Stone, Brick Pavers, Cement Siding, Tools, Tile Saws and Circular Saws, Angle Grinders.