The Gordon Brush AL251HH is an applicator brush that has an anti-static horse hair bristle and a chemical-resistant, non-magnetic, lightweight aluminum handle. Constructed with strong mechanical clamping for maximum fiber retention, and contains no adhesives that can leach out and contaminate work areas. Ideal for applying rosin or ammonium chloride flux, glue, lubrication, and other coatings or using for small-area cleaning and the removal of debris. 1/2" trim, and a handle length of 4" x 1/4" diameter.