I clipped this description from Amazon.
Our Shun Kaji Fusion Utility Knife is the perfect all-purpose knife to have in your kitchen. Use it for slicing, chopping, dicing, you'll find unlimited uses for it in your kitchen. Whatmakes the Kaji Knife Line THE choice in your kitchen? Made with SG-2 powdered steel, the Shun Kaji knives have a higher density and grain structure, with no imperfections or weak points, holding a 64 Rockwell hardness. These incredible knives have the ability to remain hard, but remain flexible enough to hold a razor sharp edge without chipping. The SG-2 blades have superior edge retention and are sharpened easily. Beautiful with it's pattern Damascus, the Kaji line is clad with two different kinds of steel, a nickel alloy and a high-carbon stainless steel, which have been folded together to provide additional strength and resilience, giving you the sharpest blades with the hardest cutting edges, yet remarkably resilient to chipping. Three different metals are used in the Kaji line, the folded nickel alloy and high-carbon stainless steel blend, and the SG-2 cutting core. Each knife has a full tang, rivets, and Pakkawood handles. Designed to be easy use and to care for, Shun has kept a knife return that is clear of the bolster, an important factor when it comes to sharpening the blade. Both right handed and left handed users will find these knives comfortable, regardless of hand size. Each knife is capped at an angle, and features the Shun logo. These knives are beautiful in and out of the knife block! Hand washing recommended; limited lifetime warranty.
"If you want to make an apple pie from scratch, you must first create the universe." -Carl Sagan