The rotation instrument designed to contour a composite restoration is a
A)rubber point.
B)sandpaper disc.
C)composite disc.
D)diamond bur wheel.
E)Both B and C are correct.

Question

Quizplus · Accepted Answer

The composite disc and sandpaper disc are designed to contour restorations and to polish or smooth restorative material. Rubber points polish dental materials (amalgam, composite, gold). A diamond bur wheel reduces a tooth for crown preparation on the lingual aspect of anterior teeth and reduces the bulk of incisal edges.

The Rotation Instrument Designed to Contour a Composite Restoration Is