333559 09/08 9-19
FIG. 19
FIG. 20
FIG. 18
Re sharpening
pattern
Do not sharpen to original pattern (below).
It is easier to get a straight cutting edge following
the re sharpening pattern shown above.
Original edge
Warped Blade (Replace)
Straight Blade (Replace)
Comparison of Warped and Straight Blades
Cutting
plane
Cutting edge
Cutting edge
Twisted Blade Edge
(replace)
Straight Blade Edge
End view of blades, comparing
twisted and straightened blades
Cutting Plane