The IRWIN Impact Pro Performance TORX Bit Set has been engineered for maximum durability and turning force when used in extreme applications. The full fit head eliminates wobble and screw head roundings. With a contoured area, so the bit tip flexes with the torque of the impact driver. Flex optimised to transfer maximum torque through the screw and maximise life. Supplied in a robust, modular storage case. Contains: 40 x 25mm TORX Bits: TX20(x20) and TX30(x20) 2 x 57mm TORX Bits: TX20 2 x Magnetic Torsion Bit Holder Features: 44 Piece Impact Pro Performance TORX Bit Set, engineered for maximum durability and turning force when used in extreme applications. Supplied in a robust, modular storage case. Contains: 40 x 25mm TORX Screwdriver Bits: TX20(x20), TX30(x20) 2 x 57mm TORX Screwdriver Bits: TX20(x2) 2 x Magnetic Torsion Bit Holder Specifications: Dimensions: H:2.2 x W:3.5 x D:27.5 cm Colour: Blue Model Number: IRWIW6061622