Keeps metals cleaner while refining gold, silver, and copper | Use for seasoning your graphite crucibles | Made in the U.S.A.

Includes: one half-pint (8 fluid ounces within a spray bottle) | Yellow-green and self-pickling, it is the best in water-based fluxes | Well-mixed to eliminate suspension | Use this hard flux on Gold, Silver, Platinum, and other metals with high melting point | The benefit of liquid flux is that its transparency will let you see the solder joint more clearly when soldering and the liquid flows better in joints than a paste

Measures: 3" in diameter | Easily hold your work in place with mini round honeycomb ceramic soldering boards | Comes with 2 boards and 20 ceramic pins that measure 1.6 mm