Aritugu Kyoto Everyday Item with Bolster Santoku Knife 18cm Blade Length: Approximately 187mm Total Length: Approximately 305mm Width at Base: Approximately 47.8mm Thickness at Base: Approximately 2.2mm Weight: Approximately 184g Manufacturer's Suggested Retail Price: ¥34,100 This is a good quality item with little use. Note: The blade tip is made of "hagane" (high-carbon steel), which is prone to rust. After use, remove any dirt and wipe off moisture. Leaving dirt or moisture on the blade can cause rust. Aogami Super is the name of the steel material. It is a steel (hagane) for knives manufactured by Hitachi Metals, and it is characterized by its sharpness and long-lasting cutting performance. There may be minor scratches, dullness, and sharpening marks that do not appear in the photos, as well as other imperfections. Everything included is shown in the images. Please purchase only if you understand that this is a used item. Instant purchase is welcome without comments. ★[Delivering the sharpness of hand sharpening]★ The knife has been hand-sharpened using multiple whetstones. "Hand-sharpened whetstones" Rough grit: Kai Shun Sintered #220, Medium-rough grit: Naniwa Sintered #400, Medium grit: Kyozan HSS #1000, Medium grit: Kyozan HSS #3000, Finishing grit: Kyozan HSS #6000, Ultra-finishing grit: Morihei Hi #12000