Drop-forged Chrome Vanadium steel sockets with S2 steel TRX-Star* bits. Sockets heat treated and chrome plated for resistance to corrosion. Dual satin/chrome finish with knurled ring to assist gripping with oily fingers. Supplied on socket rail. Features & Benefits: • Drop-forged Chrome Vanadium steel sockets with S2 steel TRX-Star* bits. • Sockets heat treated and chrome plated for resistance to corrosion. • Dual satin/chrome finish with knurled ring to assist gripping with oily fingers. • Supplied on socket rail. • Contents: TRX-Star*; T20, T25, T27, T30, T40, T45, T50, T55, T60, T70. • Lifetime guarantee*. • Model No. AK6208 Specifications: Model No AK6208 Brand: Premier Contents: 1/2"Sq Drive 55mm TRX-Star* Socket Bits; T20, T25, T27, T30, T40, T45, T50, T55, T60, T70 Drive: 1/2"Sq Maximum Length: 55mm Minimum Length: 55mm Nett Weight: 0.83kg