Chrome Vanadium steel Total Drive sockets, hardened and heat treated for strength with a fully polished mirror finish for resistance to corrosion. Can be used on a wide range of fasteners. All are suitable for Spline, Metric Hex and Bi-Hex, with many also equivalent to TRX-Star*, Whitworth, Imperial Hex and Imperial Bi-Hex. Knurled ring for extra grip with greasy fingers. Supplied on rail. Features: • One of a comprehensive range of Premier Hand Tools, suitable for daily professional use • Chrome Vanadium steel Total Drive sockets, hardened and heat treated for strength with a fully polished mirror finish for resistance to corrosion • Can be used on a wide range of fasteners • All are suitable for Spline, Metric Hex and Bi-Hex, with many also equivalent to TRX-Star*, Whitworth, Imperial Hex and Imperial Bi-Hex • Sizes: 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 22mm • Knurled ring for extra grip with greasy fingers • Supplied on rail • Lifetime guarantee* Specifications: Guarantee:Life Model Number: AK69911
