W&H - Dental Handpieces - What should you look for
The speed of brushless electric motors can be controlled within a range of approx. 100 to 40,000 rpm. These motors offer a stable torque throughout their entire speed range. More and more dentists are using electric motors. When service life, hygiene, wear and sterilizability are considered, brushless electric motors are to be preferred to motors with brushes.
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