SEJF9 9 info Bit width (E): 23.650mm Stem diameter (B): 7.000mm Bit length (D): 28.150mm Key length (A): 106.000mm Hole diameter (C): 4.500mm Bit thickness (F): 4.550mm
SEJF21A 21A info Stem diameter (B): 7.000mm Bit length (D): 20.000mm Key length (A): 75.900mm Hole diameter (C): 3.550mm Bit thickness (F): 2.950mm
KOPT Optimus Key info Bit width (E): 36.500mm Stem diameter (B): 8.000mm Bit length (D): 15.100mm Key length (A): 121.005mm