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All purpose stock drill
contour for steel, stainless
steel inconel, alumiunm |
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Recommended for all non-ferrous
and cast iron up to gundrill
diameter of 5.0mm. |
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For good size control(including
at exit) special purpose
contour where micable
diameter is required or
extra burnishing action
required, not for all materials. |
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Use in aluminum and brass
for best hole finish. Also
for intersecting holes and
interrupted cuts or where
extra o.d. support and burnishing
is required.
Use with wood and plastic
in combination with 0.001mm
back taper/mm.
Do not use in high nickel
content materials due to
high burnishing forces. |
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For chips ahead reaming
applications when opening
up existing holes, e.g.,
valve guides |
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For good size control (including
at exit). Special purpose
contour where micable
diameter is required or
extra burnishing action
required. not for all materials. |
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