Grizzly G0709 Owner's Manual page 40

Tip: When drilling or when tapping operations
need to be done deep into a part, the quill can
also be stabilized by slightly applying the lever to
add drag and preload to the quill.
To install a tanged drill or chuck:
1.
2.
3.
Tip: For maximum locking of large diameter drill
bits, push and seat the drill bit into the quill
with a clockwise rotation as to load the tang
against its slot.
4.
5.
Figure 42.
To remove a tapered drill or chuck:
1.