The cutter or grinder could fall out and cause injury.
Pull on the cutter or grinder to check that the chucking system is okay and the cutter or grinder is securely held. When checking, inserting and removing,
use gloves or a fingerstall to prevent an injury or infection.
Press the push button firmly with your thumb and simultaneously insert the milling or grinding tool until it contacts the stop.
Check that the cutter or grinder is securely attached by pulling on it.
5.4 Removing the milling tool or diamond grinder
WARNING
Hazard from rotating cutter or grinder.
Lacerations and damage to the chucking system.
Do not touch rotating cutter or grinder
Never press the press-button while the cutter or grinder is rotating!
Remove the cutter or grinder from the contra-angle handpiece after treatment to avoid injury or infection while storing it.
After the cutter or grinder has stopped rotating, press the press-button with your thumb and simultaneously pull out the drill bit or bur.