[bluedog103]

Originally Posted by batman911

I believe the original use for the church key was to puncture holes in cans before pull tabs were invented. The cap removal tool was added later.

Bottles with caps were around long before beer and soda were sold in cans. The original bottler opener actually looked sort of like a big key. Much later on canned beer became available which is when the pointy end was added to the church key. It was many years later that pop tops came along.
Gracie, you should know alot about this stuff!