11/28/2017 / Last updated : 12/15/2017 Tomonese All Products Knife Sharpener for Double edged YEBISU YAIBA SIMPLE : Simple design of Rough grinding & Finish grinding. Easy to use even for beginners. ERGONOMICS : Design based on Ergonomics. The handle is easy to grip, the base is stable and not slippery. MATERIAL : Sharpening blade … Fine Ceramics & Tungsten alloy, Body … Reinforced ABS resin & stainless steel CAUTION : […]