Based on this product's specifications, here are some alternatives and similar models
EINHELL screwdriver bits PZ1 S2 50 mm, set of 2
Summary description:
Set of two EINHELL PZ1 screwdriver bits made from S2 tool steel, each 50 mm long. Designed for Pozidriv PZ1 fasteners, these exchangeable bits suit cordless and corded screwdrivers, bit holders and impact drivers with standard 1/4" hex shank. Suitable for assembly, maintenance and general mechanical or woodworking tasks.