LAVODA 10000 Grit Knife Sharpening Stone Corundum Whetstone for Razor Sharpening Slice through anything with ease and achieve the real precision of a pro when you have a truly razor-sharp knife, chisel, or axe. Made from professional grade Aluminum Oxide, so expensive oil is NOT required; just use some water and you're good to go. Slip-resistant holder bottom keeps everything secure so you never have to worry about the whetstone slipping off the counter. Enjoy our 100% Satisfaction Guarantee: sharper blades or your money back.