Kyocera Micro Serrated Utility/Tomato Knife. The Kyocera utility/tomato knife is the ultimate cutting tool for slicing of fruits, vegetabels, and boneless meats. The advanced ceramic blade is close to a diamond in hardness which results in a razor sharp blade that retains its original sharpness at least 10x longer that traditional blades. The ergonomic handle provides a comfortable, highly controlled grip and the light weight of the ceramic blade helps this knife to become and extension of the hand. Ceramic will never rust. Hand wash. Measures approx. 9in. including handle. Contains a 5 in. blade.