山本直青二鋼黑打牛刀210mm

結構 Structure: 三枚合 Sanmai
刀刃 Bevel: 雙刃 Double
鋼材 Steel: 青二鋼 Aogami 2
硬度 Hardness: ~HRC62
夾鋼 Cladding: 軟鐵 Soft Iron
總長 Full Length: ~356mm
刃長 Blade Length: ~213mm
刃高 Blade Height: ~47mm
背厚 Thickness: ~5.5(Heel) ~2.5(Mid) ~0.5mm(1cm from Tip)
重量 Weight: 193g
手柄 Handle: 橡木八角柄 Oak Octagonal

山本直是一位日本知名年輕鍛造大師，出身於大阪府豐中市，現居福井縣越前市，為「山本打刃物」的創辦人與第一代傳人。擅長鍛造碳鋼與不鏽鋼，其作品以「厚背薄刃」著稱，兼顧刀身的強度與極佳的鋒利度，展現高度的實用性與鍛造藝術。

Nao Yamamoto is a renowned Japanese master blacksmith based in Echizen City, Fukui Prefecture, and the first generation founder of Yamamoto Uchihamono. Known for forging both carbon and stainless steels, his work is celebrated for balancing a thick, durable spine with a razor-thin, high-performance cutting edge.