How to hold the soldering iron:
The reverse grip method is to hold the handle of the soldering iron in the palm with five fingers. This method is suitable for high-power electric soldering irons to connect welded parts with large heat dissipation.
For the positive grip method, the electric soldering iron used in this method is also relatively large, and most of them are curved soldering iron tips.
The method of holding a pen, this method is suitable for low-power electric soldering irons, welding parts with small heat dissipation, such as welding printed circuit boards of radios and TVs and their maintenance.
