A consumable item that adds an imbue to an Edged weapon that temporarily increases Weapon damage and some also increase Critical strike. Most are created with Blacksmithing. As of Patch 2.3, sharpening stones last 1 hour. As of Patch 3.0, sharpening stones can no longer be used on any weapon whose Item Level is higher than 165. Additional info: * Weightstone - a Blunt weapon imbue (or enhancement) that temporarily increases Weapon damage.