DIN 3129, ISO 2725-2. For electric and pneumatic impact wrenches. Hex., 1´´ internal square drive.
6 points mm: 34 diameter: 53.5 mm length: 63 mm PROFILE: HEXAGONAL SIZE / SIZE: 34 MM DRIVE: 1 INCH LENGTH: 63.0MM FOR IMPACT GUNS: YES MAGNETIC: YES PIN TO RELEASE: NO INSULATED VDE: NO