The Gratz Foundry was a foundry situated within the city Boneyard on the planet Nox that was operated by the Human forge master Gratz. In 25,793 BBY, the darksiders Daegen Lok and Xesh made their way to the Gratz Foundry while on the run from the Je'daii Order, and Xesh utilized the forge's facilities to construct two Forcesaber weapons.