Based on this product's specifications, here are some alternatives and similar models
Flat electrical screwdriver Dedra 1.0 x 5.5 x 125 mm model 064a3
Summary description:
Flat electrical screwdriver Dedra 1.0 x 5.5 x 125 mm (model 064a3) designed for electrical work and component fastening. Features a 1.0 mm blade thickness, 5.5 mm tip width and 125 mm shaft length suitable for accessing terminals and screws in electrical installations. Intended for precision tightening and loosening of flat-head screws in wiring, panels and electrical devices.