Diamond Products Star Blue High-Speed Blade, Bond Type: H8B, Segment Height: 0.475 in, 12 in Dia, 0.11 in Thick, Arbor Size: Universal, Cutting Edge Material: High-Speed Diamond, Cutting Depth: 3/8 in, Applicable Materials: Concrete, Suitable for: High-Speed, Masonry and Low Horsepower Walk Behind Saw