3MEX 3M info Key length (A): 55.250mm Bit thickness (F): 2.200mm Blade length (G): 26.950mm Blade width (H): 8.600mm
RC20 RC20 info Material: Nickel-plated brass Original producer: CINA (CN) Key length (A): 49.500mm Use: Security cylinders Blade length (G): 20.000mm Blade width (H): 7.350mm