The 1" Black Mild Steel Square Head Plug from Service Metal Products is an essential component for sealing pipe ends. Constructed from high-quality black mild steel, this plug ensures durability and resistance to corrosion. Its square head design allows for easy installation and removal using standard tools. With a size of 1 inch, it fits securely into corresponding pipe fittings, providing a leak-proof seal. This plug is ideal for use in various applications, including water, gas, and oil systems, and complies with industry standards for safety and reliability.