Fig.PP19
1.
Using a fill
gauge
2.
Using
a
depth
gaugejoiner
3. Using
a flat
file to
round
the front
comer on a de
th
au
e
57
~
',~
,~
,~
Fig.PP19
Fig.PPJ8
vibrate
or
cut
erratically!
Using a
4.5m111 r ound
file,
sharpen
all
cutters
to
a
30°
angle.
Make
sure
that
one fifth
(20%)
of the
file's
diameter
is always
held
above
the cutter's top
plate.
NOTE:
For consistent
filing angles, use a filing guide.
2.
After
all
cutters
are
sharpened;
use a
depth gaugejoiner to
measure the
height
of
each depth
gauge.
3.
As
required,
lower
the
depth
gauges
to
a
height
of
O,
5111111.
Use a
flat
file.
4. After
all
depth
gauges
have
been
adjusted,
use a
flat
fiIeto
round each depth
gauge
leading
edge
to
its
original curvature
and
angle.