The 6" Cast Iron Wing Nut Test Plug from Braxton Harris is an essential tool for plumbing professionals. This straight test plug is designed for easy installation and removal, featuring a wing nut for secure fastening. Made from high-quality cast iron, it provides excellent durability and resistance to wear. Ideal for testing drainage systems, this plug ensures a tight seal to prevent leaks during pressure testing. Its robust construction meets industry standards, making it suitable for both residential and commercial applications.