The Snap-On Tools 1/2” Drive Impact Swivel Extension with Locking Pin Universal IP80 is a high-quality hand tool designed for automotive use. Made in the United States by the reputable brand Snap-on, this single item universal joint lock button features a locking pin for added security. With a 1/2” drive size, this extension is ideal for various mechanical tasks and provides the durability and reliability expected from professional-grade tools. Perfect for mechanics and automotive enthusiasts looking for a reliable and versatile addition to their toolkit.