Question 144 · LDEK · Crowns
Which of the following finish lines should be performed while preparing the abutment tooth for the full metal crown?
- A. rounded shoulder.
- B. light chamfer.
- C. heavy chamfer.
- D. beveled shoulder.
- E. shoulder.
Hint
Cast metal is strong even in thin section, so how much tooth structure really has to be removed at the margin?
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