lead-free welding stick, lead-free wire lead-free solder wire 无铅焊丝，无铅丝 无铅焊锡丝

Features of AOB Insurance Lead-Free Solder Wire: 1. Excellent solderability with a short wire wetting time; 2. Fast soldering speed with minimal rosin splashing; 3. Low smoke production and no unpleasant odor; 4. Clean, shiny, and full solder joints; 5. Even distribution of flux within the wire, good continuity, and no wire breakage; 6. During automatic soldering and wiring, the solder wire does not get entangled or block the conduit.