Blade Steel: Sandvik 12C27 HRC: 57-59 Handle Material: Bubinga Wood Blade Length: 3.15 in. Total Length: 7.28 in. Blade Thickness: 2.8 mm Closed Length: 4.1 in. Polished finish Concave/hollow ground blade Textured thumb grip on blade back Ergonomic handle design Deep ground crescent nail mark