IRWIN® FSDU Merch Tower with 40 x IW6062506 Screwdriving Sets. The IRWIN® Impact Pro Performance 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: 7 x 57mm Phillips Bits: PH1 (x2) , PH2 (x4) , PH3 8 x 57mm Pozi Bits: PZ1 (x2) , PZ2 (x5) , PZ3 7 x 57mm TORX Bits: TX20 (x4) , TX30 (x3)