The 952 polishing disc optimally complements the Komet 4323 polishing system. It is designed for the removal of excess filling material in the interproximal area. High flexibility. Fine diamond grain. Anti-slip closure for secure attachment. ISO: 103 - Maximum Revolution: 10,000 rpm - Shape: Diameter 140 - Mandrel 900 STANDARD Grain Type: STANDARD - Application: Interproximal Composite Polishing - Packaging Quantity: 1 pc