Check the listing for details. 50/50 Tin-Lead Bar Solder - $ 13.95 lb. (25 lb.Box / 1 lb. bars) Free Shipping. Condition: New. Listed at 348.75 USD. 50/50 Tin-Lead Bar Solder is a high purity 50% tin, 50% lead mix and is made using 99.99% virgin metals (no recycled metals). It is commonly used for soldering flat stock roofing, sheet metal, copper drain piping, tin plating, and seaming joints. It can be used to solder copper and most copper alloys including lead, nickel alloys and steel. Sold by the pound. CAUTION: Lead-bearing solders are not to be used in potable water systems (Drinking Water). CALIFORNIA PROP 65 WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.ATTRIBUTES:- High Purity- Low Drossing- Dim: 13.5" x 3/4" x 3/8"- Melting Point - 183C- Exceeds IPC-J-STD-006