Iron Key - RedWirePlatinumTwo/RedWiresMinecraftMod GitHub Wiki Item texture Obtaining This item is obtainable with 3 Iron Ingots and 2 Iron Nuggets through the Crafting table Mechanic Opens Iron Doors and Iron Trapdoors for 1s. Basically, it's like a portal button. Stats Max Stack Size: 1 Changelog 3.8.0: Introduced item. 3.9.8: The item can now also be used to open Iron Trapdoors. 3.13.8: Fixed Iron Door/Iron Trapdoor sounds playing more than once.