Flux brush, horsehair and tin, stiff bristle, 6 x 3/8 inches. Sold

10) 5-3/4L x 3/8W Blackstone® Horsehair Acid/Flux Brush

Flux Brushes

Silver polishing, silver cleaning, and silver storage

Acid Brushes

Tools: Torches and Irons - Fire Mountain Gems and Beads

Airgas - RAD64000457 - RADNOR™ 3/8 X 3/4 Horsehair Acid And Flux Brush With Tin Handle

Gordon Brush

13 Unbelievable Acid Brush for 2023

Multi-colored Jewelers Tools - Fire Mountain Gems and Beads