Drill Doctor 400 - Manual (Page 11)

9
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Identifying Correctly-Sharpened Drill Bits
(And What to Do With Those That Aren’t!)
The entire surface from the Cutting
Edge to the Heel will have a finely
ground surface without ridges or
indentations. And, the Heel will
always be lower than the Cutting
Edge.
Correctly Sharpened
Cause
Bit Clamps did not grip drill bit at
narrowest point in the aligning process
(Page 6).
Solution
Realign the bit by carefully following
steps 1 through 10 on Pages 4 to 7.
Cause
Sharpening Hole not functioning
properly.
Solution
The Sharpening Hole is where you
rotate the Chuck when sharpening.
Locate the bump on the bottom of the
Hole and press down on it. If the tube
does not spring back, please call our
Technical Support group at 1-800-597-
6170 or 541-552-1301 for assistance.
Cause
Dirty Chuck.
Solution
Insert a drill bit into the Chuck, tighten
Misaligned
Heel
The Chisel Edge is
ground flat.
Heel
Same Height
or Higher
Than the
Cutting Edge
Chisel Point
Cutting Edge
it, then press the bit against a hard surface. Does the bit slide
in the Chuck? If so, clean the Chuck as described on Page 18.
Cutting Edge
Heel