Final answer:
The #7104, #7106, and #7108 burs are round shaped finishing burs used in dentistry for tasks like cavity preparation. They maintain a consistent round profile and are not long or cone-shaped.
Step-by-step explanation:
The #7104, #7106, and #7108 burs are examples of round shaped finishing burs. When choosing a dental bur, it is essential to pick the one that corresponds to the task at hand as they vary in shape. Round burs are commonly used for a variety of applications, including cavity preparation and creating undercuts for filling materials. Unlike some other burs, the round ones do not have a long shape or an inverted cone shape, but as the name suggests, they maintain a consistent round profile.