Bosch 2608522328 Impact Control Screwdriver Bit Set 50mm (8 Piece) The Bosch 2608522328 is an 8 Piece Pick and Click Impact Control Screwdriver Bit Set. Suitable for all heavy duty applications, even withstanding the high power of impact drivers. The bits feature an extended torsion zone that makes it extremely sturdy for long-lasting work. S2 Modified Steel and an optimised heat-treatment process provide extra-tough endurance for high performance, including in plant installations or heavy industrial work. It has a 1/4-inch external hex shank for use with drill drivers, screwdrivers, and especially with impact drivers. The screwdriver bit is part of the Bosch Pick and Click system, which enables individually buildable accessory sets for fully customisable bit collections. Click-fitting slots perfectly secure individually purchased packs for a personalised collection and the easy replacement of old packs. The bit comes in a plastic holder that can be easily clicked into the Pick and Cli