DIN 911, chrome vanadium, bright nickel-plated, for Allen screws. Short.
SW: 11.0mm, Length: 130.0mm PROFILE: ALLEN SIZE / SIZE: 11.0 MM BLADE LENGTH: 53 MM TOTAL LENGTH: 130MM HANDLE SHAPE: OFFSET WRENCH KEY ADAPTER: NO INTEGRATED SQUARE: NO TO HIT: NO ROTATING CAP: NO INSULATED VDE: NO CURRENT VOLTAGE DETECTOR: NO MAGNETIC: YES FLEXIBLE: YES