Precision-forged & Nitrogen cooled professional-grade Japanese high-carbon AUS-8 stainless steel Hand sharpened using the complex, three-stage, traditional Honbazuke method to a perfect 14-degree angle per side Added chromium for increased wear and corrosion resistance and greatly enhanced tensile strength and edge retention High-tech, military-grade, strong & substantial G10+ Carbon Fiber Handle Full Tang Strength and handcrafted solid construction Rockwell Hardness of 56 for maximum strength, flexibility, & blade edge durability Seamless build ensures no dirt or debris can ever infiltrate its pristine body Nearly impervious to heat, cold, & moisture