The 1-1/4" Galvanized Malleable Iron Square Head Plug by SERVICE METAL PRODUCTS is designed for effective sealing in piping systems. With a nominal size of 1-1/4 inches, this plug is made from malleable iron and features a galvanized finish for enhanced corrosion resistance. The square head design allows for easy installation and removal, making it a practical choice for both residential and commercial applications. This plug meets industry standards for pressure ratings, ensuring a secure and reliable seal in various environments. Ideal for use in plumbing and industrial settings.