5HK1 5HK1 info Material: Brass Original producer: HK (DE) Stem diameter (B): 5.800mm Key length (A): 83.500mm
F5EX ISEO F5 2.35mm info Material: Nickel-plated brass Key length (A): 55.050mm Bit thickness (F): 2.300mm Blade length (G): 27.400mm Blade width (H): 8.100mm