DRILLING TOOL
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United States of America Patent
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Issued Date -
N/A
app pub date -
Nov 29, 2012
filing date -
May 31, 2010
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
The invention relates to a drilling tool comprising a clamping shaft and cutting element contiguous with said clamping shaft. The cutting element comprises at least one flute having a flute surface that has a concave cross-section. The at least one flute has a cut-in section in the chip-forming zone adjacent to the main cutting edge in the area of the flute front and/or the back segment to enlarge the flute cross-section.
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Cited Art Landscape
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