Kockums mandolin 1 single from Kockums Jernverk is a practical kitchen tool for quickly and evenly slicing fruits, vegetables and root vegetables. Its simple construction makes it easy to use and produces nice, consistent slices that enhance both everyday meals and festive salads. The blade is sharp — use with care and keep fingers out of reach. The natural variation in the wood makes each mandolin unique. Hand wash, dry thoroughly and re-oil with food-grade oil as needed to preserve the tool’s lifespan and appearance.