KOPT Optimus Key info Bit width (E): 36.500mm Stem diameter (B): 8.000mm Bit length (D): 15.100mm Key length (A): 121.005mm
CSLC CSLC info Material: Brass Original producer: CISA (IT) Stem diameter (B): 4.900mm Key length (A): 111.000mm Use: Cartridges and boxes
CL CL info Material: Brass Original producer: CERUTTI (IT) Stem diameter (B): 4.900mm Key length (A): 111.000mm Use: Cartridges and boxes
OBW2EX OBW2 info Material: Brass Key length (A): 65.800mm Bit thickness (F): 2.180mm Blade length (G): 29.400mm Blade width (H): 8.800mm