Diamond Blade, Blade Dia. 12 in, Arbor Size 20 mm, 1 in, Arbor Shape Round, Max. Blade Speed 6,300 RPM, For Use With Saw Type -off Saw, Power Cutter, Cutting Type Wet/Dry, Rim Type Segmented, Primary Material Application Concrete, Block, Pavers, Brick, Materials Concrete, For Use On Concrete Type Block, Brick, Grade Premium, Blade Material Diamond