1. Frankfurt abrasive brush for getting antique 2. Frankfurt stonger type 3. Filament height: 35mm Frankfurt antique abrasive brush1. For processing the marble, granite to get the antique.2.filament height: 35mm3.Mesh: 24#, 36#, 46#, 60#, 80#, 120#, 180#, 240#, 320#, 500#, 800# and steel filamet. Frankfurt antique abrasive brush