General description Set of 11 long Torx bits designed for use with screwdrivers and electric screwdrivers. These magnetic bits feature a 1/4" hex shank and are 100 mm in length, making them versatile for various applications. Technical specifications Length: 100 mm Material: S2 alloy steel Head type: Torx Rod type: 6.35 mm / 1/4" hexagonal Available sizes: T6, T7, T8, T9, T10, T15, T20, T25, T27, T30, T40 Compatibility and accessories Compatible with manual screwdrivers, electric screwdrivers, and electric drills Usage Magnetic feature allows screws to stick to the bits, facilitating easy removal from deep holes without the need to turn or shake the object