3/8""Sq drive for use with torque wrenches. Designed for use on Mercedes Sprinter vans with 3L petrol and diesel engines. Also fits Mercedes C Class V 3.0, R320 CDI, ML320 CDI SUVs. Not suitable for impact use. Cap type oil filter wrench. 3/8""Sq drive for use with torque wrenches. Designed for use on Mercedes Sprinter vans with 3L petrol and diesel engines. Also fits Mercedes C Class V 3.0, R320 CDI, ML320 CDI SUVs. Not suitable for impact use. 3/8""Sq Drive 84mm x 14 flutes.