1-1/4 Square Head PlugThe 1 1 4 Square Head Plug is a threaded pipe fitting designed to seal the end of a female threaded pipe or fitting. It features a square head for easy installation and removal using a wrench or socket tool. This plug is commonly used in plumbing, gas, hydraulic, and industrial applications to prevent leaks and block unused pipe openings. Its square head design allows for easy tightening and removal, making it an essential component in plumbing, gas,