emery discs

em·er·y discs

disks of paper or other materials coated with emery powder used to abrade or smooth the surface of teeth or fillings.
Farlex Partner Medical Dictionary © Farlex 2012

em·er·y discs

(emĕr-ē disks)
Discs coated with emery powder used to abrade or smooth the surface of teeth or fillings.
Medical Dictionary for the Dental Professions © Farlex 2012