3/4” Dr. 6-Pt. Locknut Socket Bearing Locknut Socket - 2-9/16 In - 6 Pt. Truck wheel bearing locknut socket has 3/4” square drive opening. . Permits the use of an extension & torque wrench to tighten the locknut as required. . Locknut removal & installation is simple, even when wide rim wheels are involved. . A long extension may be attached to the socket to provide the necessary clearance.Socket is made of high-strength steel. . Opening resists “rounding out.”. Fits special “rounded” hex nut as found on Dana axles of some Ford Trucks. 1928 No -