KOPT Optimus Key info Bit width (E): 36.500mm Stem diameter (B): 8.000mm Bit length (D): 15.100mm Key length (A): 121.005mm
ZSD7D2 Zasuwa Specjalna dwupiórowa FI 7 Długa 2 info Material: Steel Bit width (E): 28.000mm Stem diameter (B): 7.000mm Bit length (D): 24.500mm Key length (A): 141.150mm Hole diameter (C): 4.500mm Bit thickness (F): 2.600mm