Diamond Tile-Cutting Blade, 4" Continuous Rim. Arbor size: 7/8" with 5/8" adapter  :  Diamond Tile-Cutting Blade, 4" (101.6mm) dry cut continuous smooth rim diamond tile blade. For cutting thin stock tiles 2" (50.8mm) and less in thickness, ceramics, granite and marble. Very thin kerf (width of cutting area). Arbor size: 7/8" (22.22mm) with 5/8" (15.86mm) adapter.