The Snap-on 1/2" Drive TORX T70 Standard Bit Socket Driver, No. STX70E, is designed specifically to service front differential drain plugs on Subaru Legacy, Impreza, and 2003 and later Forester vehicles. It features a pinless bit with no roll pin, which provides a solid fit and is easily replaced when the job calls for it. The 3.50" STX70E is built to last with no hole to collect dirt and build up.