SEJF13 13 info Stem diameter (B): 6.000mm Bit length (D): 19.450mm Key length (A): 82.750mm Hole diameter (C): 3.550mm Bit thickness (F): 3.600mm
KOPT Optimus Key info Bit width (E): 36.500mm Stem diameter (B): 8.000mm Bit length (D): 15.100mm Key length (A): 121.005mm
DB21 DB21 info Material: Steel Original producer: DOBLINA (DE) Key length (A): 44.850mm Blade length (G): 17.500mm Blade width (H): 6.600mm Cuts: 4 cuts