The Challenger PROTO USA Made 1406M Metric 6mm Hex Allen Bit Socket is a high-quality hand tool designed for automotive use. Made in the United States by the reputable brand Challenger by Proto, this single item socket features a chrome surface finish and a 3/8″ drive size. Perfect for professionals and automotive enthusiasts, this standard socket is a valuable addition to any toolbox. With a focus on precision and durability, this product is ideal for tackling repair and maintenance tasks with ease.