Pure copper iron tip, good on the tin can be polished, do not magnetize, without electroplating, so contact with the air color change is a normal phenomenon, does not affect the welding.Without electroplating, pure copper. not anti-oxidation...
High Quality Pure Copper Solder Iron Tip 900M-T Iron HeadPure copper iron tip, good on the tin can be polished, do not magnetize, without electroplating, so contact with the air color change is a normal phenomenon, does not affect the welding.Without electroplating, pure copper. not anti-oxidation...