4" DOUBLE THICK CHIP BRUSH, F5117|Wooster's Acme Chip™ brushes are disposable white bristle brushes for utility-type applications. They provide a convenient way to apply stains, varnishes, glues, roof coatings, and all types of epoxies (including coal tar) or for cleaning machinery, dusting, etc. They are made with unfinished wood handles and tin-plated steel ferrules.