GT7G GT7 info Original key: Y Stem diameter (B): 8.000mm Key length (A): 125.150mm Hole diameter (C): 4.700mm
SEJF18 18 info Stem diameter (B): 6.850mm Bit length (D): 19.100mm Key length (A): 64.550mm Hole diameter (C): 4.100mm Bit thickness (F): 4.700mm
LFD8 L&F long 8 info Original key: Y Original producer: LOWE & FLETCHER (GB) Stem diameter (B): 6.000mm Bit length (D): 21.750mm Key length (A): 125.150mm Hole diameter (C): 3.000mm Bit thickness (F): 3.400mm
KOPT Optimus Key info Bit width (E): 36.500mm Stem diameter (B): 8.000mm Bit length (D): 15.100mm Key length (A): 121.005mm