Drills and methods of using the same
AssigneeKyocera Sgs Precision Tools, Inc.
InventorsDouglas P. Bonfiglio, Steve Curtician, Brian Hamil
Life of this patent
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AssigneeKyocera Sgs Precision Tools, Inc.
InventorsDouglas P. Bonfiglio, Steve Curtician, Brian Hamil
Estimating the term…
Drills and methods of removing material using drills are disclosed. Drills may include a plurality of lands that extend to a cutting edge, where adjacent lands are separated by flutes comprising a base contour arranged in a generally helical configuration along a centerline axis of a drill body. The drill also includes a plurality of contoured drill points each having a linear portion that extends towards an outer diameter of the drill body, and an arcuate portion that extends from the linear portion and towards a chisel of the drill body. The drill further includes a plurality of gash contours positioned within the plurality of flutes. The gash contours extend from the chisel of the drill body, and the gash contours are oblique to the base contours of the flutes.
A drill, comprising:
A method of removing material from a workpiece, comprising:
Dependencies are inferred from the claim text.