Manufactured from heat treated and hardened Chrome Vanadium steel with a fully polished finish. Anti-slip coating for comfort and control. Each key set is supplied in easy-access case for safe storage and quick key selection. Supplied in an EVA storage tray. Lifetime guarantee*. Features and Benefits • One of a comprehensive range of Premier Hand Tools, suitable for daily professional use. • Manufactured from heat treated and hardened Chrome Vanadium steel with a fully polished finish. • Anti-slip coating for comfort and control. • Each key set is supplied in easy-access case for safe storage and quick key selection. • Supplied in an EVA storage tray. • Lifetime guarantee*. • Model No. AK7179 Specifications Model No AK7179 Brand: Premier Contents: 1.5, 2, 2.5, 3, 4, 5, 6, 8, 10mm; 1/16", 5/64", 3/32", 1/8", 5/32", 3/16", 1/4", 5/16", 3/8"; T10, T15, T20, T25, T27, T30, T40, T45, T50.