The Sealey AK7986 features heat-treated Chrome Vanadium steel sockets The Sealey AK7986 is a 9 piece Hex Key Socket Bit Set consisting of S2 Steel hex bits with a phosphate finish and heat-treated Chrome Vanadium steel sockets. One of a comprehensive range of Premier Hand Tools, suitable for daily professional use. Features: Supplied on socket rail S2 Steel hex bits with a phosphate finish Knurled ring for extra grip with oily fingers Professional heat treated Chrome Vanadium steel sockets Fully polished black chrome finish with machined and lacquered surfaces One of a comprehensive range of Premier Hand Tools, suitable for daily professional use Comes with: 3/8\"Sq Drive 45mm Hex Key Socket Bits: 4, 5, 6, 7, 8, 9, 10, 11, 12mm Specification: Drive: 3/8\" Nett Weight: 0.415kg