The Cornwell Tools 12pc Extension Set in 1/4”, 3/8”, & 1/2” sizes is a versatile and high-quality toolkit for automotive maintenance and repair. Made by the trusted brand Cornwell in the United States, this set includes a variety of extension pieces to suit different needs. The chrome surface finish ensures durability and longevity, while the specialty drive type allows for easy and efficient work. This set is ideal for professionals and hobbyists alike, offering a convenient and comprehensive solution for socket extension.