GT1 GT1 info Original key: Y Stem diameter (B): 8.000mm Key length (A): 80.100mm Hole diameter (C): 5.100mm
7SDK 7SDK info Bit width (E): 22.650mm Stem diameter (B): 7.000mm Bit length (D): 20.600mm Key length (A): 75.700mm Hole diameter (C): 4.400mm Bit thickness (F): 2.500mm