We may receive a commission on purchases made from links. No toolbox would be complete without a wrench. When you're ...

A reader says this is the smallest open-end wrench in the world, with 0.005 in. across the flats on one end and 0.010 in. across the other. The human hair next to the wrench gives a comparative size.

Changing the fluid in my 1975 International Scout‘s manual transmission took me a few hours. A lot of that time was spent pumping it’s-barely-a-liquid 90W GL-1 gear oil three feet uphill through a ...