Grindstone

== ==
Grindstone is a blade enhancement that increases damage inflicted by 20% and may be used on either silver or steel blades.
== ==
Grindstones (or sharpening stones) is no longer an inventory item but instead an enhancement gained by interacting with a grindstone in the game and increases the power of your weapon by 20% for 15 minute.
They can typically be found in an area where there are blacksmiths or armorers, but the presence of these craftsmen is not strictly necessary. In the , players can apply the "Preservation" runewords from the Runewright near Upper Mill, far northeast of Novigrad. This will enable both the grindstone and armorer's table's bonuses to be made permanent.
In the , you can purchase a grindstone for Corvo Bianco at the cost of 1,000 .
=== Description ===
:Workbenches and sharpening stones can be found next to some smiths. You can use these to provide temporary boosts to their effectiveness. Workbenches and sharpening stones are indicated on your maps once you pass near them. This is where to go to get a boost before a tough fight.
=== Locations ===
====White Orchard====
* Nilfgaardian Garrison
* Sawmill
* Willis' forge
====Velen and Novigrad====
* Lindenvale
* Crow's Perch
* Lornruk
* Blackbough
* Claywich
* Oreton
* Midcopse
* Boatyard north of Condyle
* Toderas
* Mulbrydale
* Ursten
* Northwest of Hierarch Square
* Oxenfurt Harbor
====Skellige====
* Kaer Trolde
* Sawmill northeast of Rannvaig
* Arinbjorn
* Kaer Muire
* Svorlag
* Urialla Harbor
* Larvik
* Isolated Hut
* Harviken
====Kaer Morhen====
* Three in the main keep
====Toussaint ====
* Corvo Bianco 
* Tulasens Caves
* Vermentino Vineyard
* Tourney Grounds
* Northeast of the Nilfgaardian Embassy
* Francollarts
* Ardaiso Quarry
* Mont Crane Castle
* Trading Post
* Arthach Palace Ruins
uk:Точило (інструмент)
Category:The Witcher 3 tools
Category:The Witcher 3 Gameplay
Category:The Witcher items