GRCTDB4P Size: 4" Grip-Rite premium diamond saw blades are manufactured to meet the most rigourous industry requirements. ISO 9001 and 9002 manufacturing insures that Grip-Rite diamond blades adhere to the highest quality standards blade after blade. Other brands may add rim height, but reduce the most important cutting element; the diamonds. With 40pct more diamonds, Grip-Rite high diamond-concentration matrix is the key to the long cutting life and fast cutting speed of these blades. Features: -Available in several sizes. -Premium quality continous rim tile blade. -Ideal for cutting porcelain, ceramic, marble and granite. -4'' size: dry/wet use. -4.5'' - 10'' sizes: wet only. -Fast cutting speeds, polished blade. -Excellent blade life, low cost per cut. -7-mm rim height. -4'' size: 7/8''-5/8'' arbor. -4.5'' - 10'' sizes: 5/8'' arbor. - Lifetime warranty. -4'' Overall dimensions: 4'' H x 0.06'' W. -4.5'' Overall dimensions: 4.5'' H x 0.06'' W. -7'' Overall dimensions: 7'' H x 0.06'' W. -8'' Overall dimensions: 8'' H x 0.06'' W. -10'' Overall dimensions: 10'' H x 0.06'' W.