Question: can zyliss knives be sharpened?
Answer: Zyliss Control Knife Sharpener. The Zyliss Control Knife Sharpener is the ultimate companion tool for your kitchen knives. Use the Zyliss Control Knife Sharpener to quickly sharpen your dull knives or for everyday knife maintenance. It will sharpen dull knives with just a few pulls through the ceramic sharpening slot.