Compatible with Various Fluxes:Not limited to solder paste, the tool is versatile with rosin, flux, and green oil, expanding its utility. Easy-to-use Circuit Board Propulsion Tool:Designed for ease, this soldering accessory tool effortlessly propels solder paste onto circuit boards. Long-lasting Design:Engineered for longevity, the solder paste pusher withstands frequent use, ensuring reliable performance. Versatile Needle Options:Accommodate various soldering needs with interchangeable 0.8mm and 1.2mm needles for diverse projects. Glue Balanced Extrusion:Achieve precise solder paste application with the balanced extrusion, reducing waste and enhancing efficiency.