Chrome Molybdenum, drop-forged, 6-stud socket with locating tube. Designed for grooved lock nut fitted to Mercedes Actros rear axle and HL/HL 8 (Hypoid) axles. • Chrome Molybdenum, drop-forged, 6-stud socket with locating tube. • Designed for grooved lock nut fitted to Mercedes Actros rear axle and HL/HL 8 (Hypoid) axles.