The product is a set of Hermes RB 346 23 MX SK 5" PSA 60 Grit Sanding Discs. These coated sanding discs are made of aluminum oxide and are manufactured in Germany by the brand HERMÈS. With a grit of P60 and a belt width of 5 inches, these sanding discs are ideal for metalworking and abrasive applications. The set includes 6" discs, making them versatile for various sanding tasks in CNC, metalworking, and manufacturing industries. The product does not have any California Prop 65 Warning.