pLACKMOND Diamond Blade, Turbo, Series CGR, 8 in Diameter Blade, 78 in, DM, 58 in ArborShank, 009 in Cutting Width, DryWet Cutting Condition, 8 mm Segment Height, 009 in Kerf, Sintered Bond, 7640 rpm Maximum, Applicable Materials Cured Concrete, Granite, River Rock, Natural Stone and Hard MaterialsppLackmond’s CGR Series turbo blades are designed to be used on dense hard materials such as granite, hard brick, hard concrete, river rock, pavers, refractory applications and more They are engineered with a continuous turbo rim configuration and very soft bond which cuts fast and clean while leaving a smooth, finished edgep