Bosch 2608522308 1/2 Inch Drive Impact Socket 21mm The Bosch 260852230821mm 1/2 Inch Drive Impact Socket is the ideal tool for screwdriving hex screws with wrenches and impact drives. Highly robust and crafted from S2 Modified Steel with an optimised heat treatment process, the socket is exceptionally durable and tough. Best used with adapters in impact drivers or impact wrenches, this impact socket drive is suited for working in heavy duty applications including plant installations and heavy industrial work. Features: Highly robust when screw-driving hex screws with impact drivers and wrenches Provides extra-tough endurance for high performance. Ideal for heavy duty applications including plant installation Specification: Width across flat: 21mm Length (L): 77mm