Dynamic Tools D010019 3/8" Drive T15 to T55 Long Torx Socket Set (9 Piece) Contains: T15, T20, T25, T27, T30, T40, T45, T50, T55 Chrome finish for maximum resistance against corrosion Large laser etched markings on sockets improve size identification and provide differentiation between SAE and metric sizes Knurled ring provides superior grip for quicker and easier removal of socket from ratchets and attachments Lifetime warranty