GB5 Delta GB5 info Material: Nickel-plated brass Original key: Y Key length (A): 74.100mm Bit thickness (F): 2.900mm Blade length (G): 27.600mm Blade width (H): 8.850mm
PF23 PF23 info Material: Nickel-plated brass Original producer: PREFER (IT) Stem diameter (B): 2.850mm Key length (A): 53.200mm Blade length (G): 21.750mm Blade width (H): 6.700mm