KOPT Optimus Key info Bit width (E): 36.500mm Stem diameter (B): 8.000mm Bit length (D): 15.100mm Key length (A): 121.005mm
5R3 5R3 Out-of-Stock info Material: Nickel-plated brass Original producer: C.R. (IT) Stem diameter (B): 4.900mm Bit length (D): 24.400mm Key length (A): 93.800mm
IF14 IF14 info Material: Nickel-plated brass Original producer: IFAM (ES) Bit width (E): 27.150mm Stem diameter (B): 2.850mm Key length (A): 62.450mm Blade width (H): 9.300mm