This socket features a hex profile with AS-Drive design and a 1/2″ internal square drive. It is manufactured from HPQ® high performance steel and chrome-plated. Size 20.8 mm – 13/16″ is equipped with a rubber insert for spark plugs. It complies with DIN 3124, ISO 2725-1, DIN EN 3710, and DIN EN 3709 standards.








