OSBORN wavy wire brush with 6 mm shank and 0.30 mm diameter filament
OSBORN brush made of wavy steel wire, 6 mm shank and Ø 0.50 mm filament.
OSBORN brush, abrasive filament, 180 grit, 6 mm shank, 0.90 mm diameter.
OSBORN circular brush made of corrugated steel wire, 6 mm shank, Ø 0.15 mm.
OSBORN cup brush made of crimped steel wire Ø 0.20 mm for cleaning and descaling