Versatile Socket Set The 6PCS 4WD Spindle Nut Socket Set kit is designed specifically for disassembling and installing various front axle lock nuts on different vehicles, providing necessary tools for different nut types and applications. Function Use a torque wrench, ratchet, or breaking rod to remove/install the 4-slot front axle lock nut. Remove the spindle nut from the four-wheel drive vehicle. This kit also allows for the removal and installation of high shear rotating nuts and high torque locking nuts on specific vehicles. Application .