The 18X1.5M Hex Plug (Parallel) from Fittings Unlimited Inc is designed for secure closure of threaded pipes. With a size specification of 18X1.5M, this hex plug is made from high-quality materials that ensure durability and resistance to corrosion. It is ideal for use in various applications, including plumbing and industrial systems. The hex design allows for easy installation and removal, making it a practical choice for maintenance. This plug adheres to industry standards, providing reliable performance and safety in all applications.