Torx/Star Drive 6 Piece Bit Set 2" Quick Change Shank (Color Coded) Includes T-10, T-15, T-20, T-25, T-30, T-40 Torx/Star Screw Driver Bits Torx/Star Drive Set (sizes T10, T15, T20, T25, T30, T40) High Quality Tool Grade S2 Industrial Steel for Long Driver Bit Life. Quick Change Screw Driver Bit Shank. Impact Rated. Color Coded for Quick Torx/Star Drive Bit Size Selection. Colors: T-10 is Yellow, T-15 is Red, T-20 is Purple, T-25 is Green, T-30 is Brown, T-40 is Blue