Wild capuchin monkeys don’t thoughtlessly grab any handy piece of stone to crack open hard-shelled nuts at snack time. These slender, agile primates select the best tool for the job, a new study finds ...

Klein has always made a nice set of nut drivers. Now, a new variety with a pass-through handle allows you to tighten a nut anywhere along the length of a threaded rod. That's great for electricians, ...

For the moment, let's move away from esoteric devices with limited or racing-only applications and toward the more common genre of hand tools that do-it-yourselfers and automotive enthusiasts are ...