Dental Instruments and Tray Setup · CDA

Which handpiece operates at high speed for cutting enamel and dentin?

  1. Slow-speed handpiece
  2. High-speed handpiece
  3. Surgical straight handpiece
  4. Prophy angle
Show answer and explanation

Correct answer: High-speed handpiece

High-speed handpieces operate at very high RPMs for cutting enamel and shaping tooth structure. They are essential for cavity preparation.

Difficulty: Medium Question 20 of 20

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