541B Brushes Robinson #12 Std Stiff 1170061Abbott Robinson Brushes #12 Std. Stiff dozen Abbott Robinson Brushes are classic, high quality natural mounted bristle brushes. The brushes are ideal for cleaning and polishing of denture acrylic, cleaning interproximal spaces after denture deflasking, and for general laboratory polishing applications. These well known, industry standard brushes also excel at applying polishing materials and at polishing of lab processed composites, metal and ceramic