
21
23.
GRINDING OF THE COUNTERSINK
Fix the support plate of the SZVR
with the star knob screw in boring
hole
A
. The stepless clearance angle
adjustment has to be turned to scale
value
2
.
This grants that the virtual line, going
through the center of the SZVR,
meets the middle of grinding wheel
(for older machines change the
clearance angle accordingly).
The prism support fix to
90°
.
Slide the
SZVR
on the prism support to the
stop. By turning the handwheel of the SZVR to
the right and carefully feeding with the prism
feed, you can now sharpen the cutting edge of
the countersink.
A freshly dressed and parallel aligned
grinding wheel is requested.
Locking points
90°
2
0°