Bosch 2608522348 Impact Control Double Ended Screwdriver Bit Set 110mm (8 Piece) The Bosch 2608522348 Double Ended Screwdriver Bit set consists of 8 x 110mm Bits. 4 Bits are double ended PH2, the other 4 Bits are double ended PZ2. All are highly robust and ideal for heavy duty applications, even withstanding the high power of impact drivers. The bits feature an extended torsion zone that makes them extremely sturdy for long-lasting work. They have 1/4-inch external hex shanks for use with drill drivers, screwdrivers, and especially with impact drivers. S2 Modified Steel and an optimised heat-treatment process provide extra-tough endurance for high performance, including in plant installations or heavy industrial work. This Set 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. Features: Double Ended Screwdriver Bit is highly robust and ideal for heavy duty applications Extended torsion zone makes it extremely sturdy for long-lasting work S2 Modified Steel and optimised heat treatment process provide extra-tough endurance for high performance Set Contains: 4 x 110mm PH2/PH2 4 x 110mm PZ2/PZ2