Cutting efficiency is best with which of the following materials?
Correct Answer: Carbide
Description: Hand instrument are made of stainless steel, carbon steel, or blades of tungsten carbide soldered to a steel handle. Carbon steel is able to keep a cutting edge better than stainless steel.
Carbide blades, however, are the most efficient in cutting, even though they are somewhat brittle.
Ref: Operative dentistry modern theory and practice Marzouk page 59
Category:
Dental
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