Professional heat treated Chrome Vanadium steel sockets. Fully polished black chrome finish with machined and lacquered surfaces. S2 Steel stubby hex bits with a phosphate finish. Ideal for limited access applications. Knurled ring for extra grip with greasy fingers. Supplied on socket rail. Features & Benefits: • Professional heat treated Chrome Vanadium steel sockets. • Fully polished black chrome finish with machined and lacquered surfaces. • S2 Steel stubby hex bits with a phosphate finish. • Ideal for limited access applications. • Knurled ring for extra grip with greasy fingers. • Contents: 4, 5, 6, 7, 8, 10, 12, 14, 17, 19mm. • Supplied on socket rail. • Lifetime guarantee*. • Model No. AK6229B Specifications: Model No AK6229B Brand: Premier Black Contents: 1/4"Sq Drive; 4, 5, 6, 7, 8mm, 3/8"Sq Drive; 10, 12, 14mm, 1/2"Sq Drive; 17, 19mm Maximum Length: 50mm Minimum Length: 30mm Nett Weight: 0.00kg