Grip-Rite GRTDB45I 4.5-Inch Industrial Turbo Rim Diamond Blade Perfect blade to use in conjunction with all sawing applications. Turbo segments provide increased cutting speeds and continuous rim allows for smooth clean cuts through masonry, concrete, stone, and tile. Soft bond allows fast cutting into hard material Designed for wet or dry cutting 7/8-Inch to 5/8-Inch arbor 7-mm Segment height 13,300 RPM Wet or dry