Diamond Blade, Blade Dia. 9 in, Arbor Size 7/8 in, Arbor Shape Round, Max. Blade Speed 6,650 RPM, For Use With Saw Type -Off Saw, Power Cutter, Cutting Type Wet/Dry, Rim Type Segmented, Primary Material Application Concrete & Asphalt, Materials Block, Brick, Concrete, Pavers, For Use On Concrete Type Brick, Concrete, Grade Premium, Blade Material Diamond