The T&S Brass B-3942-XL is a durable waste drain valve designed for efficient drainage in commercial and industrial sinks. It features a 3-inch sink hole compatibility, ensuring a secure fit for various sink installations. The long twist handle allows for easy operation, providing quick access to open and close the drain. With a 1-1/2-inch NPT female adapter and a 2-inch NPT male outlet, this valve offers versatile plumbing connections, making it suitable for a range of applications. Constructed from high-quality materials, the B-3942-XL ensures reliable performance and longevity.