... rate tin solder bar for PCB board 1:good humidity,bright beautiful,fast 2:and high ... wires,tin ingots,anode stubs,soldering flux,apply machine water and cleaning agents.Our products are widely ... RMA grade of GB-T3131-2001.Waving soldering wire:Good humidity, bright soldering point, beautiful, fast, no ... (40-60).2: ultrasonic cleaning, fast and good effect if cleaning PCB soldering side on surface of ...