Drop-forged Chrome Vanadium steel sockets with S2 steel TRX-Star* bits. Sockets heat treated and chrome plated for resistance to corrosion. Fully polished black chrome finish with machined and lacquered surface. Knurled ring to assist gripping with oily fingers. Supplied in storage case. Features & Benefits:Drop-forged Chrome Vanadium steel sockets with S2 steel TRX-Star* bits.Sockets heat treated and chrome plated for resistance to corrosion.Fully polished black chrome finish with machined and lacquered surface.Knurled ring to assist gripping with oily fingers.Contents: TRX-Star* Socket Bits; 1/4"Sq Drive - T8, T10, T15, T20, T25, T27, T30, 3/8"Sq Drive - T40, T45, T47, T50, T55, 1/2"Sq Drive - T60, Security TRX-Star* Socket Bits; 1/4"Sq Drive - T7H, T8H, T9H, T10H, T15H, T20H, T25H, T30H, 3/8"Sq Drive - T40H, T45H, T50H, T55H, 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.Supplied in stora