What stake would be used for double seaming the bottom on a cylindrical container?

Double seaming is a process used primarily in the fabrication of cylindrical containers, specifically to join two pieces of metal together by creating a strong mechanical seal. When forming the bottom of a cylindrical container, the correct tool to use is indeed a double seamer. This tool is specially designed to create the double seam which ensures that the join is not only secure but also watertight, crucial for the integrity of the container.

The double seamer accomplishes this by folding over the edges of the metal sheets in a way that provides maximum strength and minimizes the risk of leakage, which is essential when the container is used for holding contents. This method of joining is highly effective and widely used in the manufacturing of various metal containers, including cans.

Other options such as blowhorn, bottoming, and beakhorn are not designed for double seaming and serve different purposes in sheet metal work. Blowhorns are typically used for shaping metal, bottoming tools might refer to those that help with forming the bottoms of items but do not create a double seam, while beakhorns are used for forming specific types of bends in metal sheets. Thus, the double seamer is the most appropriate and effective choice for double seaming the bottom of a cylindrical container