5 Pc. 1/2" Drive Wheel Torque Extension Set Manufactured using quality chrome molybdenum alloy steel. Helps eliminate damage to wheels and brake rotors when torqueing wheel nuts. Use with 1/2 impact and thin wall or regular impact sockets. Color-coded for easy identification. Set includes:. ATD-43751 - 65 ft.-lbs. (88 Nm) (Green). ATD-43752 - 80 ft.-lbs. (110 Nm) (Yellow). ATD-43753 - 100 ft.-lbs. (135 Nm) (Dark Blue). ATD-43754 - 120 ft.-lbs. (160 Nm) (Gray). ATD-43755 - 140 ft.-lbs. (190 Nm) (White) 4375 Yes - LEAD AND LEAD COMPOUNDS