The TecoTek 4PCS 1/2" Drive Thin Wall Lug Nut Socket Set is expertly crafted from forged premium chrome molybdenum steel with a corrosion-resistant black phosphate finish. This robust material ensures it can withstand extreme impact and torque, making it ideal for demanding automotive repairs. The set includes four essential sizes—17.5mm, 19.5mm, 21.5mm, and 22.5mm—that accommodate a variety of lug nut sizes, especially useful for work on Ford and Chrysler laminated lug nuts. Its thin wall design offers enhanced maneuverability in tight or confined spaces, facilitating the removal of damaged, swollen, or stuck lug nuts. With clearly marked socket sizes and a sturdy storage case, this set is both practical and convenient. Suitable for mechanics and automotive enthusiasts alike, this lug nut socket set supports efficient maintenance and repair tasks with impact wrench compatibility and exceptional durability.