These Faithfull Professional 1/4in Hex Drive Torx Screwdriver Bits are manufactured from high-strength, heat-treated S2 grade steel. Bits are shock and wear resistant and feature precision machined tips to provide an optimum fit, helping to prevent screw stripping and cam-out and provide a long working life.Select Option T10 x 25mm Pack of 3T15 x 25mm Pack of 3T20 x 25mm Pack of 3T25 x 25mm Pack of 3T30 x 25mm Pack of 3T40 x 25mm Pack of 3 Add to Basket Quantity