From DDO wiki
This item currently cannot be fed to sentient jewels and probably should be able to.
|Required Trait||Artificer Rune Arm Use|
|Use Magical Device DC|
|Durability||135 / 135|
|Location||The Master Artificer, Rightside End Chest|
|Description||When all you have is a hammer, everything looks like a nail.|
|Notes||Drops on all difficulties. More frequently on higher difficulties.
This can be upgraded in two ways: