The XY-B02 is a soldering iron handle tip cleaner by Xytronic. Its purpose is to help clean the tip of a soldering iron should it become heavily oxidized. The XY-B02 tip cleaner uses stainless steel brushes to clean the tip without exposing it to any damage. It also has an adjustable rotary knob which allows the user to control the amount of pressure that is placed on the tip during the cleaning process. The XY-B02 is a safe and effective way to clean a soldering iron tip.