SEJF42 42 info Bit width (E): 21.400mm Stem diameter (B): 7.000mm Bit length (D): 18.250mm Key length (A): 173.400mm Hole diameter (C): 4.500mm Bit thickness (F): 4.350mm
KOPT Optimus Key info Bit width (E): 36.500mm Stem diameter (B): 8.000mm Bit length (D): 15.100mm Key length (A): 121.005mm
PT9 PT9 info Material: Brass Original producer: POTENT (IT) Key length (A): 61.750mm Bit thickness (F): 2.600mm Blade length (G): 27.100mm Blade width (H): 9.400mm