Hitohira Tanaka Mosuke Blue #1 Kiritsuke Yanagiba 270mm Ebony Handle (Saya) need to dig lines before use. Or you can use it as Hazuya finger stone. Hardness (5 = Very Hard):

Hardness (5 = Very Hard): Softer

For the blade

Steel: V-Gin1

Size: 120 x 20 x 16mm

Weight: 359g

Hitohira Tanaka Mosuke Blue #1 Kiritsuke Yanagiba 270mm Ebony Handle (Saya) need to dig lines before use. Or you can use it as Hazuya finger stone. Hardness (5 = Very Hard):Detailed Spec Brand: Hitohira Smith: Tanaka Blacksmith Sharpener: Mosuke Producing Area: Sakai Osaka Japan Profile: Kiritsuke Yanagiba Size: 270mm Steel Type: Carbon Steel Steel: Yasuki Blue (Aogami) #1, Soft Iron Clad Handle: Ebony & Buffalo Horn Ferrule Octagonal Come with Saya Total Length: 418mm Edge Length: 264mm Handle to Tip Length: 277mm Blade Height: 33mm Thickness: 3. 4mm Handle Length: 140mm Weight: 197g Hand Orientation: Right Handed