Impact Control 8-piece screwdriver bit pack Phillips (Pozidriv). The Impact Control screwdriver bit is extremely robust, ideal for heavy work and can withstand even the high torque of impact drivers. The special torsion zone gives the bits extreme durability for continuous load. S2 modified steel and optimized heat treatment process give maximum durability for best performance, even during extensive installations and heavy industrial work. It has a 1/4 inch hex shank for use with drills, screwdrivers and especially impact drivers. Bosch Professional Pick and Click System allows accessory sets to be individually assembled and thus offers flexible bit ranges. The bit packs can be replaced safely and easily with the integrated locking slots. The bits are supplied in a plastic holder that simply snaps into the Pick and Click empty boxes M and L and allows individually assembled bit sets. Box contents: 8 x PZ2 – Length: 50 mm.