Made in USA - 3/4″ Long x 3/8″ Wide Horsehair Acid Brush - 06551915 - MSC Industrial Supply

Acid Brushes - 36 Count 3/8 Inch Horsehair Acid Flux Brushes, Disposable Glue Brushes for Woodworking, Epoxy Brushes for Resin, Great for Crafting, Soldering, in The Home, and School, or Shop

Acid Brushes - 36 Count 3/8 Inch Horsehair Acid Flux Brushes, Disposable Glue Brushes for Woodworking, Epoxy Brushes for Resin, Great for Crafting, Soldering, in The Home, and School, or Shop

Fulton Acid Glue Applicator Brushes Made with Horse Hair Bristles, Tin Metal Tubular Ferrule Handle, Apply Grease Glue Oil Flux and Chemicals

Harbor Freight Tools Horsehair Bristle Acid Shop Brushes, 1/2-inch, 36 Pieces - Household Bristle Paintbrushes

Gordon Brush AB8 3/8 Diameter Horsehair and Tin Handle Acid Brush

Made in USA - 3/4″ Long x 3/8″ Wide Horsehair Acid Brush - 06551915 - MSC Industrial Supply

Acid Brushes - 144 Count 3/8 Inch Horsehair Acid Flux Brushes, Disposable Glue Brushes for Woodworking, Epoxy Brushes for Resin, Great for Crafting, Soldering, in The Home, and School, or Shop

Pro Grade - Acid Brushes - 36 Count 3/8 Inch Boar Hair Acid Flux Brushes : Tools & Home Improvement

Horse Hair Paint Brush

Osborn - 7/8″ Long Horsehair Acid Brush - 53516324 - MSC Industrial Supply