General description Sealey AK5613TD Premier Total Drive® Impact Socket Set features hardened and heat-treated Chrome Molybdenum steel sockets with a phosphate finish for corrosion resistance. This 13-piece set is designed for use with air and electric impact guns, making it suitable for a variety of applications including Spline, Metric Hex, Metric Bi-Hex, and many others equivalent to TRX-Star*, Whitworth, Imperial Hex, and Imperial Bi-Hex. The set is supplied in a convenient storage case. Technical specifications Material: Hardened and heat-treated Chrome Molybdenum steel Finish: Phosphate for corrosion resistance Sizes: 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, 22, 24mm Model No.: AK5613TD Other information Lifetime guarantee* Part of a comprehensive range of Premier Hand Tools, suitable for daily professional use.