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
AKAEX AKA info Material: Brass Key length (A): 40.000mm Bit thickness (F): 1.800mm Blade length (G): 17.300mm Blade width (H): 7.300mm