Made from brass, this Watts street elbow offers strength and rust resistance for a durable design. It features a 3/8" male threaded end and a 3/8" female threaded end. The 90° elbow is ideal for use with copper, brass and iron pipe. It is typically used on gasoline, grease, oil, water, vacuum and air lines to join pipes and fittings together on an angle. The elbow fitting is not recommended for use with steel tubes.