What powered dental instrument is used to smooth out rough surfaces of the teeth?

A dental handpiece, often referred to as a dental drill, is the powered instrument used to smooth out rough surfaces of the teeth. It utilizes high-speed rotary motion to efficiently remove enamel and reshape tooth surfaces. Dental handpieces come with various attachments, including burs and polishing tools, to achieve the desired smoothness and finish. They are commonly used during restorative procedures and cosmetic treatments.