ivory SL611C Instructions Pour L'utilisation page 55

DANGEr!
Never apply excessive pressure to burs. They could break, bend or
become difficult to extract.
2
2
1
1) Press the locking button (1) and
push and turn the bur (2) in as far as
it will go.
2) Check that the bur (2) is held firmly
in place.
53
Eng