The PROTO 5441 is a professional-grade 1/2″ drive 1/2″ hex socket made in the USA. This high-quality tool is designed for automotive use and includes a 1/2″ inch drive size. The brand Proto ensures durability and precision, making it a reliable choice for professionals and automotive enthusiasts alike. With its reliable construction and American craftsmanship, this socket is a valuable addition to any tool collection.