Diamond Knife Sharpener Elegant Knives wear out with repeated and long-term use, and therefore this sharpening steel is an excellent helper. Blunt knives can be easily sharpened with steel that is coated with industrial diamonds. The knife steel is made of high quality carbon steel. We recommend washing and drying after use, do not wash in the dishwasher. DO NOT PUT THE STEEL IN THE DISHWASHER!!! Specification: Steel material: Carbon steel, diamond powder Handle material: Wood, resin Size : 38.5cm Color: silver with brown-white handle Very comfortable in the hand. Used for sharpening knives