One of a comprehensive range of Premier Hand Tools, suitable for daily professional use. • Professional Total Drive® socket set. • Manufactured from hardened and tempered heat treated Chrome Vanadium steel. • Fully polished black chrome finish with machined and lacquered surfaces. • 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. • Features 72-tooth flip reverse ratchet wrench with push-button quick release. • Knurled ring for extra grip with greasy fingers. • Supplied on composite socket retaining rail.