The Snap-on Tools USA 1/4" Drive Chrome Universal Swivel Socket Extension TMU8B is a high-quality, single item hand tool designed for automotive use. Made in the United States, this extension features a friction ball retention drive type and a chrome surface finish for durability. The universal/swivel socket type allows for versatile use, making it a valuable addition to any mechanic's tool collection. With its reliable brand reputation and precision size, this socket extension guarantees optimal performance and reliability for various automotive applications.