For pricechoose optionsSelect Option T15 25mm Pack of 2 T15 x 25mm Pack of 10 T20 25mm Pack of 2 T25 25mm Pack of 2 T25 x 25mm Pack of 10 T30 25mm Pack of 2 T30 x 25mm Pack of 10 TX10 25mm (Pack 10) TX20 25mm (Pack 10) TX27 x 25mm Pack of 10 TX40 Quantity Add to Basket 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.