DIN 3129, ISO 2725-2. For electric and pneumatic impact wrenches. Hex., 1´´ internal square drive.
6 points mm: 50 diameter: 74.5 mm length: 82 mm PROFILE: HEXAGONAL SIZE / SIZE: 50 MM DRIVE: 1 INCH LENGTH: 82.0MM FOR IMPACT GUNS: YES MAGNETIC: YES PIN TO RELEASE: NO INSULATED VDE: NO