This applicator brush has anti-static horse hair bristle and a zinc-plated steel handle. Constructed with strong mechanical clamping for maximum fiber retention, and contains no adhesives that can leach out and contaminate work areas. An inexpensive utility duster and cleaner that is an excellent replacement for disposable acid brushes that quickly shed fibers. Has a 3/4" trim, a handle length of 4-1/2" x 3/8" diameter.