The Magic Bell can be crafted again in an Anvil in your base. again in Graveyard Keeper 2. Learn the entire steps to crafting the Magic Bell and how to use it.
After obtaining the recipe for the Magic Bell, you won't be required to unlock it via the tech tree nor be informed on how to craft it. The required crafting station you'll need to craft the bell is a Wooden Anvil or a higher tier of it.
Uses of the Magic Bell
Submitted as a Quest Item to Herbert
The Magic Bell's main use is simply as a quest item. If you have crafted the item but does not have enough resources to progress his questline, you can simply stash it in your chest and take it again when you have obtained more progress in the game.