Premier Black Hex Key Socket Bit Set 3/8"Sq Drive 9pc

• One of a comprehensive range of Premier Hand Tools, suitable for daily professional use. • Professional heat treated Chrome Vanadium steel sockets. • Fully polished black chrome finish with machined and lacquered surfaces. • S2 Steel hex bits with a phosphate finish. • Knurled ring for extra grip with oily fingers. • Contents: 4, 5, 6, 7, 8, 9, 10, 11, 12mm. • Supplied on socket rail. • Lifetime guarantee*.