Rod Length: 24cm Global Sharpening Steels - for fine tuning and honing you can use Globals ceramic and diamond steels. Global ceramic and diamond rods are used in the same way that traditional steels are used to sharpen other knives and, as they are made from the two hardest materials known to man, are suitable for sharpening all good quality knives. A ceramic rod will give a finer edge if used regularly Compare prices from: Global in Kitchen Tools & Accessories