Bi-hex sockets with AS-Drive profile and a 1/2″ internal square drive. Sizes 16 mm–5/8″ and 20.8 mm–13/16″ feature a rubber insert for spark plugs. Manufactured from HPQ® high performance steel with a chrome-plated finish. Complies with DIN 3124, ISO 2725-1, DIN EN 3710, DIN EN 3709, and ASME B 107.5M standards.








