Set includes 8pc security Torx keys, 8pc ball end hex keys and 8pc hex keys. Security Torx sizes: T9, T10, T15, T20, T25, T27, T30 and T40. Ball end hex sizes: 1.5, 2, 2.5, 3, 4, 5, 6 and 8mm. Hex sizes: 1.5, 2, 2.5, 3, 4, 5, 6 and 8mm. Keys fold into the grip handle for easy storage.