Identify
Describe the head, body and connection without assuming a model-specific drive system.
LOOK CLOSELY / UNDERSTAND CLEARLY
Recognise a dental rotary handpiece and distinguish device-specific features.

The working head of the reference handpiece.
Zoom in, then drag to inspect. Keyboard: + / − to zoom, arrows to pan, 0 to reset. Tap the numbered markers to explore parts.
handpiece — reference view
Image: Unknown authorUnknown author · Source / original · CC BY-SA 3.0Resized and converted to WebP; original colours retained.
A powered handpiece transfers rotary movement to a compatible cutting or finishing instrument.
Describe the head, body and connection without assuming a model-specific drive system.
Confirm the appropriate bur and retention system.
Follow manufacturer maintenance and validated reprocessing instructions.
Try answering aloud, then open the suggested answer. Examiner questions vary.
No. Drive systems and speed ranges differ.
No. Shank and retention compatibility matter.
No. Follow the required cleaning and sterilisation process.
An insecure rotary instrument can disengage.