Knives that no longer cut sharp over time? Very annoying. With a sharpening steel, you can straighten out burrs that occur over time. By sharpening the knife, you will continue to enjoy cutting your ingredients. This sharpening steel has a diamond coating. This material is more aggressive, which means that a small layer of steel from the knife is sanded off. Use this sharpening steel when the knife has not been sharpened for some time.

The knives from the Wusthof series should be sharpened at an angle of 14°. An exception is made for the santoku knife, for which an angle of 11° applies. The rod has a length of 23 cm.