Socket Bit Set, Tip Size T10, T15, T20, T25, T27, T30, T40, T45, T50, T55, Tip Style Torx, Insert Length 5/8 in, 7/8 in, Overall Length 1 1/2 in, 1 23/32 in, Drive Size 1/4 in, 3/8 in, Number of Pieces 10, Alloy Steel, Chrome, Metric, SAE, Torx, Insulated No