Drop-forged Chrome Vanadium steel sockets with S2 steel TRX-Star* bits. Sockets heat treated and chrome plated for resistance to corrosion. Fully polished mirror finish with 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 mirror finish with 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 storage case. • Lifetime guarantee*. • Model No. AK6197 Specifications: Model No AK6197 Brand: Premier 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 Drive: 1/4", 3/8" & 1/2"Sq Nett Weight: 1.66kg