GT1 GT1 info Original key: Y Stem diameter (B): 8.000mm Key length (A): 80.100mm Hole diameter (C): 5.100mm
WITT120 CAWI-WITTKOPP 120mm info Material: Nickel-plated brass Original key: Y Bit width (E): 22.250mm Stem diameter (B): 6.700mm Bit length (D): 15.100mm Key length (A): 119.800mm Hole diameter (C): 3.500mm Bit thickness (F): 3.200mm