Blade Material: 10Cr15Mov Damascus Steel Handle Material: Articifial stone Core Hardness : 58-60 HRC Angle of the Edge: 15 Degree one side Surface Process: Polishing Processing, High-end Appearance Characteristics : Sharp and durable,anti rust Sharpness level : The level of cutting force: 6.0-8.0 N international standards. Packaging: gift box