When using burs, insert the shank all the way into the handpiece.
The chuck should hold the shank as close to the bur head as
possible. This will provide more accurate control and is safer to
operate. Brad Simon CMBJ
When using burs, insert the shank all the way into the handpiece.
The chuck should hold the shank as close to the bur head as
possible. This will provide more accurate control and is safer to
operate. Brad Simon CMBJ