TORX Driver Bit -T20 - 2" - Quick-Change Shank High Quality T20 (T-20) Torx/Star Drive Bit 2" Long. Torx Bit Size Engraved on Driver Bit. 1 PACK Bit is Made of High Quality Tool Grade S2 Industrial Steel for Long Torx/Star Driver Bit Life. Torx/Star Drive Bit Set is Impact Rated. Quickly Drive Torx/Star Head Screws with T20 Heads Color Coded Bit for Quick Bit Size Selection. 1/4" Drive Bit Hex Shaft For Standard Drills Use with Screw Heads Requiring T20 (T-20) Bit Drivers. 2" Bit for Use in Driver Bit Extensions