Sunex 1819ck 6-Piece 1/4-Inch Drive Tpms Sensor Tool Kit Forged from CR-V alloy steel for maximum strength Heavy duty blow mold case One of the most complete TPMS kits on the market For use in installation and removal of TPMS (tire pressure monitoring) sensors now required for all cars manufactured and sold in the US after Jan. 1, 2008 Set includes: torque screwdriver, valve stem, 11mm by 12mm flip socket, 2-Inch extension, star bit T10, and star bit T20