What Is a Locking Lug Nut A locking lug nut requires a special tool, called a key, to remove (unlike standard lug nuts, which can be removed with a regular tire iron).

Almost every car owner has to remove and replace a wheel at some point. How tight should lug nuts be, and how do you check the torque?

Why any grease monkey needs an impact wrenches in his toolbox: they make removing lug nuts a quick and easy task.