Talk:Mann Co. Supply Crate
You need a Mann Co. Supply Crate Key to open this. You can pick one up at the Mann Co. Store.
"This crate contains one of the items listed in its description. To unlock the crate and retrieve the item, you must use a Mann Co. Supply Crate Key, which can be purchased inside the Mann Co. Store. These crates contain one of the rarest and most valuable items in the game, so cross your fingers before you unlock them!" Mann Co. Catalog