Nylon Dial Brushes Watch Jewelers Electronics Camera Cleaning Tools 2 Piece Set 2 Nylon Dial Brushes; This is a set of 2 new nylon dial brushes These brushes are great for cleaning dials and cases of watches being worked on or repaired; The bristles are made of nylon, ensuring no damage to your watch Bristles measure 15/16" in length; The body of the brushes are made of a sturdy plastic Measurements: 4 3/8" in length;