Kester bar solder, solder paste and wire solder Kester is a leading global supplier of high performance solder materials and related services for the electronic and semiconductor assembly markets.
Throughout the world, Kester products are known for their outstanding quality and advanced technology.

Techni-Tool stocks a wide variety of Kester products, including fluxes, solder wire, bar solder, solder paste, lead-free solder and more.