Hardened Metal Ruds Blueprint Hardened Metal Ruds Blueprint is a level 3 metal component blueprint. Construction Ingredient Amount TT MU (%) Total Animal Thyroid Oil 4 0.40 0.40 Robot Filter 17 0.612 0.612 Sum: 1.012 PED 100.0% 1.012 PED Product: Hardened Metal Ruds Acquisition No acquisition data available for this item.