And although often ignored, uneven or over-tightening lug nuts with an impact wrench can also warp rotors. Should You Resurface or Replace Your Rotors? Rotors can only be resurfaced if the ...

In the old days, the mechanic would employ a machine (a lathe) which “turn” the rotor and resurface it. However, today’s ...

When worn down, they must be replaced. If rotors become warped or pitted, sometimes they can be machined (also called “resurfaced” or “turned”), but rotor prices have come down enough that ...