IRWIN® TORX Insert Bits are manufactured from industrial-grade S2 steel for long life and durability. Engineered for use in hand-driving applications or with power tools when used with the IRWIN® insert bit holder.Select Option T15 25mm Pack of 2T15 x 25mm Pack of 10T20 25mm Pack of 2T25 25mm Pack of 2T25 x 25mm Pack of 10T30 25mm Pack of 2T30 x 25mm Pack of 10TX10 25mm (Pack 10)TX20 25mm (Pack 10)TX27 x 25mm Pack of 10TX40 Add to Basket Quantity