The Snap-on Underline #A15 is a 1/2″ drive drag link socket driver with a 1-1/8″ blade width. This single item features a drag link driver socket design and a chrome surface finish. Made by the trusted brand Snap-on in the United States, this high-quality tool is perfect for automotive maintenance and repair. With its SAE measurement system and precise size, this socket driver is a valuable addition to any mechanic’s toolbox.