Soft stainless steel

may cause the blade to break

9") Japanese Craftsman Hand-Crafted

and branches

"AO-UMA (Blue Horse)"Santoku (Multi-Purpose Knife) Aogami Super Steel with Hammered pattern, 180mm Aogami2 Soft stainless steel"AO UMA (Blue Horse)"Santoku (Multi Purpose Knife) Aogami Super Steel with Hammered pattern, 180mm Blade Length: about 180mm(7inch), Whole Length: about 305mm(12inch), Weight: about 180g(6. 3oz) Made in Japan. Double Bevel and available for both right hander and left hander. Blade Material: (core)Aogami Super Steel Hardness: around HRC66 + 1, (both side) Stainless Steel. Recommendable just for those who know about sharpening knives. Aogami Steel