High Carbon Powder SteelOur chef knife is made from the high-quality high carbon japanese powder steel, which carbon content is 0.5%, it make the hardness up to 62 HRC; As it contains Cr, Mo, Co and V element, it is more rust-resistant and wear-resistant Razor Sharp EdgeWith 12 indispensable processes, both sides of the blade are hand polished to a golden angle of 15°, while kitchen knife's blade tapers from the spine to the cutting edge, providing excellent sharpness for effortless precision cutting Ergonomically Wooden HandleErgonomic knife handle is made of pakkawood, which is not easy to shrink, fade and deform; The size, length and shape of the handle conform to ergonomics, which can provide better grip strength, comfort and flexibility