Description Alloy of 60 percent Tin and 40 percent Lead; no external flux is needed. 361 degrees F. 375 degrees F melting range. Can be used for electrical applications including wiring and other fine electronic work. Contains lead. Not for use on drinking water lines. WARNING: This product can expose you to chemicals including Lead which is known to the State of California to cause cancer, birth defects or reproductive harm and Butyl Benzyl phthalate (BBP) which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov