|Item Category||Construction, Ingot|
|Recipe|| Gold Nugget x3|
Liquid Solvent x3
|Base Cost||860 cole|
- "Top-quality alchemic steel. It possesses holy power and can correct a building's structural problems by itself. It's hard to make, but it can last forever."
- — Atelier Meruru sescription
The Ultimate Steel is a synthesized item in Atelier Meruru: The Apprentice of Arland.
Ultimate Steel serves a few important purposes in development. It is a key item in creating Land Clasps which are required for development in Quelei Forest. During the enhancements done to Hart Outpost after Year 4, Ultimate Steel will be required during the Enhance Outpost II development quest.