• One of a comprehensive range of Premier Hand Tools, suitable for daily professional use.• Comprehensive range of Chrome Vanadium steel sockets with S2 steel TRX-Star* and TRX-Plus* bits.• Zinc phosphate finish for resistance to corrosion.• Contents: TRX-Star* Socket Bits; 1/4"Sq Drive; T6, T8, T10, T15, T20, T25, T27, T30, 3/8"Sq Drive; T40, T45, T47, T50, T55, 1/2"Sq Drive; T60, T70, Security TRX-Star* Socket Bits; 1/4"Sq Drive - T8H, T10H, T15H, T20H, T25H, T27H, T30H, 3/8"Sq Drive - T40H, T45H, T50H, T55H, 1/2"Sq Drive - T60H, TRX-Star* Sockets; 1/4"Sq Drive - E4, E5, E6, E7, E8, 3/8"Sq Drive E10, E12, E14, E16, 1/2"Sq Drive - E18, E20, E22, E24, TRX-P* Socket Bits; 1/4"Sq Drive - TP8, TP10, TP15, TP20, TP25, TP27, TP30, 3/8"Sq Drive - TP40, TP45, TP50, TP55, 1/2"Sq Drive - TP60.• Supplied in storage case.• Lifetime guarantee*.Comprehensive range of Chrome Vanadium steel sockets with S2 steel TRX-Star* and TRX-Plus* bits. Zinc phosphate finish for resistance to corrosion. Supplied