The 4-pc Half Size Metric Flip Socket Set, No. 96120, from Cal-Van Tools is designed to remove inflated, damaged, or warped chrome-capped lug nuts, found on most domestic and foreign vehicles. This set includes a 1/2" drive and a 3" extension bar. Made from chrome molybdenum steel for additional strength and durability. Can be used with an impact-rated power tool. The set's black oxide finish resists rust and corrosion.