This article is a stub. Stubs indicate incomplete or missing data, you can help Rusty Hearts Wiki by expanding it. Poor Steel Oil is used by Ruska to upgrade 3 [Worst Steel] to 1 [Poor Steel] this cost 40 Gold each. It can be bought from the Miscellaneous Store at 20 each. External links Edit RHArmory Retrieved from "https://rustyhearts.fandom.com/wiki/Poor_Steel_Oil?oldid=16546" Categories: Article stubs Items Weapon Material Material Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.