Features: Difficult to source T70 Torx size allows for transmission flushes on a variety of Subaru transmissions 2-piece construction with hardened tool steel bit is extremely durable 1/2" driveWorks with: 04-09 Subaru Impreza WRX (5sp manual transmission) 07 Subaru Impreza WRX STI (6MT with clutch side transmission bolt) 03+ Subaru Forester (5sp manual transmission) 03+ Subaru Legacy and Outback (5sp manual transmission)