Type of dental polishing brush
There are many types of dental polishing brushes: flat brush, pointed brush, keyhole dental polishing brush, threaded dental polishing brush, polishing cup, and polished bowl brush. His size is an international standard. The threaded dental polishing brush metal handle is 20×4.5mm, ¢2.35mm, the outer brush is white nylon, L:6.5mm, and the size of the keyhole is 20×. 4.5mm, ¢ 2.35mm, the metal handle size of the polishing cup is 20 × 4.5mm, ¢ 2.35mm
