[Size]: 3/8" NPT female x 3/8" NPT female x 3/8" NPT female. [Quality Materials]: The TEE is made of high-quality 304 stainless steel, which is durable, stable, rust-resistant, and corrosion-resistant, suitable for long-term use. [Precise Design]: With 3/8" NPT female threads, it can be utilized for connecting pipe fittings. [High Working Temperature & Wide Range of Applications]: The TEE is designed with three openings for connecting and branching three pipes or tubes. It is suitable for various media, including water, gas, and oil, operating within a temperature range of -67°F to 428°F. [Convenient Organization and Storage]: Packed in a small plastic bag with a label.