NON-RETAIL PACKAGING Red 7 1/2 Razor sharp super-hardened surgical stainless steel blades with one serrated edge to cut through the toughest materials Blades tempered to a Rockwell hardness of C56 for unsurpassed durability Contoured polypropylene handles with large ring provide maximum control and comfort Extra large rivet with a rated strength of 88kg assures rugged durability Fully auto-clavable to 143øC (290øF) Inspected and packaged in the U.S.A. *