Standard rosin core solder is great for soldering electric elements, circuitry and metals like copper and tin. The high task flux develops a lot more reputable soldering and leaves intense glossy solder joints after reflow.
Equivalent Component Numbers: 6400007|640-0007|64-007
Standard Sn 60%, Pb 40% formula for electronics.
Rosin activated flux for stronger joints.
8.0 oz spool.
RadioShack Catalog ?: 6400007 (64-007)