KSK4 KSK4 Ø7 info Bit width (E): 25.850mm Stem diameter (B): 6.800mm Bit length (D): 22.100mm Key length (A): 92.700mm Bit thickness (F): 2.600mm
6BDA1L 6BDA1L info Bit width (E): 18.300mm Stem diameter (B): 5.500mm Bit length (D): 16.200mm Key length (A): 75.800mm Bit thickness (F): 2.550mm
5AT15 5AT15 info Material: Nickel-plated brass Original producer: ATRA (IT) Bit width (E): 22.900mm Bit length (D): 24.200mm Key length (A): 92.700mm Bit thickness (F): 2.850mm Blade length (G): 24.200mm