Over the past few weeks we've looked at thread checkers to identify nuts and bolts, battery desulfators and heat-shrink self-solder butt-splice connectors to make wiring connections easy. This week's ...

Heat. For years it’s been a mainstay in the mechanic’s repertoire for unsticking stuck things. From rusted nuts and bolts to pieces that once slipped smoothly together, there isn’t much a torch can’t ...