Does one tool work best in every application? A hammer can pound any nail in the house, but a pneumatic nail gun gets the roof shingled faster. For the HVACR technician, the right tool for soldering ...

Refrigeration technicians need to use extreme care when working with torches during the brazing and soldering process. The flames of a torch can easily reach 3,000°F. At this temperature, serious ...

Brazing joins parts by heating them to more than 840°F and applying a filler metal that has a melting temperature below that of the base metal. Filler metal flows into the joint by capillary ...