OTC Torx TT40 3/8 inch Square Drive Socket with Tamper-Resistant Bit Hundreds of applications from front to rear on cars and trucks. It features seat belt bolts, interior and exterior trim screws, engine assemblies, tail lamp lenses and assemblies, bumpers, headlight bezels, door strikers and latches, brake rotor bolts, GM front-wheel drive front wheel bearings, and truck box liners. Its made from superior S2 steel to meet or exceed torque specifications.