The 6" Black Malleable Iron Square Head Plug from Service Metal Products is designed for sealing pipe ends in various applications. Made from durable malleable iron, this plug offers excellent strength and resistance to corrosion. The square head design allows for easy installation and removal using standard tools. This plug is ideal for use in plumbing, heating, and industrial applications, providing a reliable solution for closing off pipe ends securely. Its robust construction ensures long-lasting performance in demanding environments.