Teng Tools 1/2" Long Hex & TX Bit Socket Set 15 Pieces1 2" Long Hex & TX Bit Socket Set TT1 15 Pieces. Extended 100mm sockets for easy access in deep recesses, made from durable chrome vanadium with satin finish. Organised in a TT1 tool tray module for convenient storage. Key Features: 15 piece 1 2" drive long hex and TX bit socket set 100mm length for easier access in recesses Chrome vanadium construction with satin finish Designed and manufactured to DIN and ISO standards Organised in a TT1 tool tray