Lackmond® Diamond Blade, Turbo, Series: SPP, 7 in Diameter Blade, 7/8 in, DM, 5/8 in Arbor/Shank, 0.09 in Cutting Width, Dry/Wet Cutting Condition, 10 mm Segment Height, 0.09 in kerf, Sintered Bond, 8730 rpm Maximum, Applicable Materials: Concrete, Brick, Block and Natural Stone. The SPP series general purpose turbo blades are an excellent cost performance value. They are designed to cut a variety of materials such as concrete, brick, block, natural stone and more. The turbo rim design makes it ideal for fast, aggressive, clean cuts. Lackmond® TB7SPP Turbo diamond Blade, 7 in dia Blade, 0.09 in W, 7/8 in, DM, 5/8 in Arbor/Shank, Dry/Wet Cutting