1/4 316 Stainless Steel Solid Hexagonal Head PlugThe 1 4 316 Stainless Steel Male Pipe Thread Solid Hexagonal Head Plug is a fitting used to seal the end of a pipe with a male pipe thread. This plug has a fully closed solid design, and is often used to block off or cap a pipe, avoiding leakage at the end of a pipe or fitting. Specification Details TYPE 316 Stainless Steel Solid Hexagonal Head Plug DESIGN Cylindrical with a hexagonal head for easy installation and removal MATERIAL Stainless Steel