Old Invar Plates are Pre-Hardmode crafting materials dropped by Knight Zombies, Buckethead Zombies and Undead Warriors. They can be made into 3 Invar Bars at any Furnace].
Crafting[ | ]
Used in[ | ]
| Result | Ingredients | Crafting station |
|---|---|---|
 Invar Bar (3) |
|  Tinkerer's Workshop |