The Evolution Premium Diamond Disc Cutter Blade is impregnated with even more diamond to provide a cutting surface that will deliver cut after cut in the toughest working conditions. Hot pressed and higher diamond concentration delivers 10% faster cutting and longer life than our general-purpose diamond blade. Engineered for aggressive cutting on both hard and abrasive masonry, hard brick, block, roof tile, pavers, stone, concrete and steel-reinforced concrete. This Evolution Premium Diamond Disc Cutter Blade is compatible with the R300DCT Concrete Cutting Saw and the R300DCT+ Concrete Cutting Saw. Specification: Diameter: 300mm Bore: 22.2mm Thickness: 2.3mm Segment / Tooth Thickness: 2.9mm Segment / Tooth Height: 13mm Segment / Tooth Quantity: 21 Max. Speed: 5,100/rpm