Patent ID: 9545678
Date: 2017-01-17
CPC Classifications: B23C,Y10T

Claim:
1. A rotatable cutting tool, comprising: an elongate body having a longitudinal axis, a proximal end and a distal end; a first helical flute groove extending over a length of the elongate body, the first helical flute groove having a first end and a second end, the first helical flute groove having a leading wall having an edge and a trailing wall having an edge; a second helical flute groove extending over a length of the elongate body, the second helical flute groove having a first end and a second end, the second helical flute groove having a leading wall having an edge and a trailing wall having an edge; the first and second helical flute grooves defining a helical flute having a helical flute surface having a projecting edge; and wherein the trailing wall of the first helical flute groove is inclined with respect to a floor of the first helical flute groove.