The Extra Deep Bi-Hex Socket long version features a bi-hex design with AS-Drive profile and a 3/8″ internal square drive for secure operation. It is made from HPQ® high performance steel with a chrome-plated finish for durability. Size 20.8 includes a rubber insert for spark plugs. The socket complies with DIN 3124 / ISO 2725-1 / DIN EN 3710 / DIN EN 3709 / ASME B 107.5M standards.








