BRASS THREADED TUBE: Brass tube designed for leak-free use in tubular drain applications for under-sink installation. Brass round tube is made of heavy-duty solid brass with all-metal construction. UNIVERSAL: This round threaded tube features a wide-range fit under sink installation for kitchen and bathroom sinks. ROUGH BRASS: Made of high quality brass including a solid brass nut for highest quality and durability. EASY TO INSTALL: Pipe drain features a slip-Joint connection and comes with flange for utmost easy installation. VERSATILE APPLICATION: Suitable for both residential and commercial use, ensuring durable performance in various plumbing setups.