DIN 7422, chrome vanadium type long sleeves, chrome, sheet tool steel, grey, for hex head screws.
. 6-kt mm: 8.0 Length: 80.0 mm Bore:. 24.6mm PROFILE: ALLEN SIZE / SIZE: 8 MM DRIVE: 1/2 INCH LENGTH: 80.0MM FOR IMPACT GUNS: NO MAGNETIC: YES PIN TO RELEASE: NO INSULATED VDE: NO