Wera 05057695001 mini check impaktor 4 ph pz torx bits 6 piece set wera 05057695001 this set from wera includes a selection of 6 impaktor diamond coated phillips pozidriv and torx bits with in hex drive suitable for use with conventional impact drivers the rough diamond coating increases frictional resistance and thereby reduces the chances of the bit slipping out of the screw wera 05057695001 mini check impaktor 4 ph pz torx bits 6 piece set