MTL MTL info Material: Brass Original producer: MOTTURA (IT) Stem diameter (B): 5.000mm Key length (A): 112.300mm Use: Cartridges and boxes
GEGE6 GE-GE/LOB 6 nikiel info Material: Nikiel Bit width (E): 19.900mm Stem diameter (B): 6.700mm Bit length (D): 7.700mm Key length (A): 75.550mm Bit thickness (F): 5.900mm
KOPT Optimus Key info Bit width (E): 36.500mm Stem diameter (B): 8.000mm Bit length (D): 15.100mm Key length (A): 121.005mm