Tix Anti-Flux 1/2 oz Tix Anti-Flux is an excellent solution to use on areas where you wish to prevent solder from flowing such as screw threads, clasps, adjacent soldered connections, and more. Just brush a little onto any area where you don't want solder to flow, and Tix Anti-Flux will stop it cold! Brushes on easily and cleans up with water. Works best with Tix Solder. Contains: 1/2 fluid ounce Brush Included