Full Size 40.5 Onikiri Dragon Handmade Battle Ready Carbon Steel Samaria Warrior Sword Katana Handmade full Tang Carbon Steel Katana - Handle is nylon wrap over real white Ray Skin Blade Hardness HRC 18, Hardness of Shinogi (ridgeline) HRC45 High Quality with Dragon Bird Tsuba (Blade Guard) Overall Length: 40-1/2" Blade Length: 28" , Thickness 0.28" 1045 High Carbon Steel Blade, With Blood Grooves, Sharp