The TOTO 1H Faucet Drain Assembly is a crucial component for efficient water drainage in single-handle faucets. This assembly is designed for easy installation and compatibility with various TOTO faucet models. Constructed from durable materials, it ensures long-lasting performance and resistance to corrosion. The assembly includes a pop-up drain and all necessary components for a complete setup. With a standard size that fits most sinks, it meets industry standards for plumbing fixtures, making it an essential part of any kitchen or bathroom renovation.