The Pointed End was used for locks on churches in the 1800's. The rounded had a hole because a string would go throught it and the priest would have it on his belt for locking up the churches or unlocking the doors of the churches. Later the rear round end was used to open soda or beer bottles. And later beer came in tin and aluminum cans and other fruit drinks in larger cans and the pointed end made a hole and let the pressure out at one end and then drink. The tool you are describing is commonly known as a church key , a small metal implement whose form and purpose evolved over time. Long before it became associated with beverages, similar pointed and looped metal tools were carried by clergy, sextons, and caretakers of churches during the 18th and 19th centuries. These tools were often worn on a belt or tied with a string through a hole so they would not be lost. While they were not true keys for large church door locks—which required heavy iron keys—they were used for practical...