●Vacuum brazed diamond grinding wheel with convex wheel profile, high efficiency and several times better than electroplated. ●Quantity: 1 Piece; Diameter: 75mm; Arbor 22.23mm; Diamond Height: 20mm; Grit: #60 ●Marble, granite, quartz, ceramic, artificial stone ●Specially designed for concrete exterior wall in the building or for decoration ●Partial flattening of the floor and edging of marble or granite slabs