Hundreds of nuts and bolts hold your car together, and many of those bolts have precise torque settings. Wrenching these sensitive parts beyond their specifications, could spell doom, as could not ...

What's a torque wrench? It's a referee, says Greg Katsis, marketing manager for Sturtevant Richmont, a manufacturer of torque-measurement systems in Franklin Park, Ill. It makes sure that big, burly ...