The 4-Piece Half Size Metric Flip Socket Set from Cal-Van Tools is designed for removing inflated, damaged, or warped chrome-capped style lug nuts found on many domestic and import vehicles. Each double-sided, 6-point flip socket features deep wells for secure engagement and fits a 1/2" drive. Made from durable chrome molybdenum steel with a corrosion-resistant black oxide finish, the sockets are impact-rated for use with power tools. The set includes a 3" extension bar and comes in a molded plastic carrying case for organized storage and easy transport.