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








