The Swagelok B-8-HCG is a high-quality 1/2" hex coupling made of brass, designed for use in various industries such as water, oil, fuel, air, and wastewater. This unit is manufactured in the United States by the reputable brand Swagelok, known for producing reliable and durable valves and manifolds. Perfect for hydraulics, pneumatics, pumps, and plumbing applications, this coupling ensures a secure and efficient connection for your fluid management needs.