The Snap-On 1/2 Drive Deep & Shallow 21mm Impact Sockets are high-quality hand tools designed for automotive use. Made in the USA by the reputable brand Snap-on, these sockets are durable and built to last. This set includes both deep and shallow impact sockets in the 21mm size, perfect for various automotive maintenance and repair tasks. The sockets feature a 6-point drive type and a 1/2 inch drive size, making them versatile and efficient for different applications. With a manufacturer warranty and black oxide finish, these sockets are a reliable and essential addition to any mechanic’s toolbox.