IEY1550 Features: * Titanium carbide teeth provide exceptional hardness and durability * Diamond grit wheel sharpened, up to 3 times sharper than conventional blades * Clear anti-friction coating minimizes friction and binding * Thin kerf plate provides minimal weight and blade resistance * J-shaped expansion slots control heat around the perimeter * Crosscut cut * ATB tooth grind * 7,900 maximum RPM * 5/8"" round diamond arbor * .081 kerf