Jet BD-920N - Tool Post and Gears; Four Way Tool Post; Change Gears

Four Way Tool Post
The four way tool post is mounted on the top slide and
allows four tools to be clamped. Loosen the center
clamp handle to rotate any of the four tools into position.
(Fig. 30)
Use a minimum of two clamping screws when installing a
cutting tool.
Change Gears
There are six gears with different number of teeth (28,30,
36, 42, 45, and 80). They can be combined for different
speeds and feeds as required. See chart on headstock.
(Fig. 31)
Note: The 80 tooth plastic gear is fitted to the machine
as a safety gear. Replace with a new one if damaged.
Fig. 31