Pferd universal line PS-Forte bench and pedestal grinding wheel, flat, series: universal line PS-Forte, 8 in wheel dia, 1 in wheel thickness, 1-1/4 in center hole, 80 grit, medium grade, silicon carbide abrasive, 3,600 RPM maximum, vitrified bond, green wheel, applicable materials: carbide, non-ferrous metals and masonry, wheel type number: type 1. Pferd 61795 Universal Line PS-Forte Flat Bench and Pedestal Grinding Wheel, 8 in dia x 1 in thick