This Swagelok SS-3NBS4-G Needle Valve is a top-quality product that is perfect for a wide range of applications. It is made from high-quality stainless steel and is designed to provide reliable and efficient performance for an extended period of time. The valve is manufactured by Swagelok, a trusted brand that is known for producing a wide range of top-quality valves and fittings. It is ideal for use in various industries, including manufacturing, construction, and engineering.