5SER3 5SER3 info Material: Brass Original producer: SERCAP (IT) Stem diameter (B): 4.700mm Key length (A): 107.200mm Use: Cartridges and boxes
NEMN4 NEMEF NICKEL EXPRES 4 info Bit width (E): 18.650mm Stem diameter (B): 6.900mm Bit length (D): 9.500mm Key length (A): 89.700mm Bit thickness (F): 5.500mm