Draper Locking Wheel Nut Removal Set, 1/2" Sq. Dr. (8 Piece). 8 x Locking wheel nut removal sockets - 17, 18.5, 20, 21.5, 23, 24.5, 26, 27.5mm. This set is specifically designed for removing locking wheel nuts, rounded wheel nuts and thin-walled sockets without damaging alloy wheels.