Shun Premier Honing Steel, 9-Inch 9-Inch honing steel for sharpening all your Premier knife blades Features layered Damascus steel with a striking, hand-hammered finish (known as 'Tsuchime' in Japanese) Hand-hammered finish reduces drag when cutting, keeping foods from sticking to the knife blade Premium pakkawood handle nestles comfortably into the curves of the palm and allows for a variety of comfortable and secure grips Dishwasher safe; hand washing and air drying recommended; limited lifetime warranty