Socket Set 12pc 3/8"Sq Drive Lock-On™ 6pt Metric - Black Series AK2741B

• Manufactured from hardened and tempered high grade Chrome Vanadium steel. • Fully polished black chrome finish for resistance to corrosion. • Feature specially machined flutes in the walls of the socket which enable use on up to 85% rounded fasteners. • This not only provides added strength but also prevents damage to worn or rusted fixings. • Contents: 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19mm. • Includes knurled ring for extra grip with oily fingers. • Supplied on socket rail. • Lifetime guarantee*. • Model No. AK2741B