The 3" Cast Iron Wing Nut Test Plug - Angle from Braxton Harris is an essential tool for testing plumbing systems. This test plug features a 3-inch diameter and an angled design, allowing for easy installation and removal. Constructed from durable cast iron, it provides reliable sealing and pressure retention during testing. This test plug meets industry standards for performance and durability, making it suitable for both residential and commercial plumbing applications. Its robust design ensures long-lasting use, making it a valuable addition to any plumbing toolkit.