The wrench has long been the definitive symbol of automotive repair, decorating shop signs the world over. It makes sense; wrenches have found their way into mechanics' hands ever since the beginning.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Wrenches are among the most ubiquitous and invaluable hand tools. They fit firmly around nuts and bolts, ...

An innovative wrench set includes box-end wrench fittings (which work like open-end crowfoot wrenches) that can be used as-is (like a thumbwheel wrench or socket) or mated with one of a few handles ...