Variable lead end mill
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Jun 14, 2016
Grant Date -
May 1, 2014
app pub date -
Jul 5, 2011
filing date -
Jul 5, 2011
priority date (Note) -
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Abstract
A variable lead end mill has a plurality of peripheral cutting edges with different helix angles, the variable lead end mill having a flute bottom diameter of a plurality of helix flutes making up rake faces of the plurality of the peripheral cutting edges, the flute bottom diameter increasing in an axial direction from a tool tip toward a shank.
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