Wusthof-Trident Wusthof 4452 3000/8000 Grit Whetstone Wusthof Two-Sided Whetstone Fine Grains (3000 Grit) Super-Fine Grains (8000 Grit) Perfect for Sharpening and Polishing The Knife's Edge Suitable for Use with Either Water or Oil <a href="https://www.amazon.com/b?node=14770868011"> International products </a> have <a href="https://www.amazon.com/gp/help/customer/display.html/ref=nav_cs_help?ie=UTF8&nodeId=202045290"> separate terms, </a> are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions. Manufacturer warranty may not apply <a href="https://www.amazon.com/b?node=14770868011">Learn more</a> about Amazon Global Store.