New Aritsugu 18 cm./7"(blade length) blue steel deba. The Aritsugu Company is well know in Japan for its more than 400 year history of making high quality swords and knives. Deba knives are used for cutting fish, meat and chicken. The blade is high quality ao-ko(blue) carbon steel. This is not stainless steel and must be cleaned and dried after use to prevent stains. The blade is sharpened on one side only for right handed users. The handle is Japanese magnolia with a water buffalo horn bolster. Note: The color of the bolster varies.