Lead-Free Super WickTM is a tightly woven, oxide-free copper solder braid coated with no-lean flux. Its high purity and tight weave make it fast-wicking, quickly removing solder and minimizing dwell time. Lead-free wicks means it is suitable for removing lead free solder. It is also used for general purpose solder removal, including reworking and repairing of circuit boards, benchtop repair and service, through-hole repair, and surface mount assembly touch-up. Antistatic bobbin.