LACKMOND PRM Saw Blade, 8.5 mm Segment Height, Segmented Blade, 8 in Diameter, 7/8 in, 5/8 in Arbor, 4536 to 7640 rpm Speed, Diamond Cutting Edge, 0.09 in Kerf, 2-3/4 to 3 in Cutting Depth, Applicable Materials: Brick, Block, Concrete and Natural Stone, Suitable for: Circular Saws and Hand Grinders