Turbo Diamond Blades for Stone and Concrete Alpha® Eclipse II Diamond Blades are high-performance, general-purpose dry cutting blades for hard concrete, stone tile, brick, block, slate, masonry, and natural stone. The turbo rim gives these diamond saw blades fast, accurate cutting action with consistent edge quality and reduced chipping across common stone and construction materials. 8mm Diamond Layer for Long Blade Life Each cutting blade features an 8mm tall diamond layer for extended service life during demanding fabrication, tile, and construction work. The combination of durability and reliable cutting performance makes Eclipse II suitable for tile installers, stone fabricators, masons, and general contractors. Angle Grinder Diamond Blade Sizes Eclipse II blades are available in 4", 4-1/2", 5", 6", 7", and 8" diameters. The 4" through 6" grinder blade configurations are designed for compatible angle grinders and stone cutters, while the 7" and 8" models are intended for compatible worm drive saws. Arbor sizes and maximum RPM ratings vary by model and must be matched to the cutting equipment.