RS PRO Square Screwdriver, #3 Tip, 150 mm Blade, 260 mm Overall

Actually Pizza a genuine Robertson two-piece #1 square drive is superior to any ECX bit for electrical devices BUT if you must have these the

I would be tempted to use a square drive

square slot cutter Screwdriver works on most combination head receptacle, switch and panel screws; Tip-Ident® color-coded handle end quickly identifies the screwdriver type

fat rabbit slot uk square recessed, or combination head, causing further confusion about the terminology Cross A cross-recess screw drive has two slots