Cutting insert with helical geometry and holder therefor

Details Cutting insert with helical geometry and holder therefor Cutting insert with helical geometry and holder therefor

2006-11-07

2006-11-07

Carter, Monica (Department: 3722)

Cutting by use of rotating axially moving tool

Tool or tool with support

Having peripherally spaced cutting edges

C408S713000

Reexamination Certificate

active

07131799

ABSTRACT:
A cutting tool insert and holder therefore, the drill insert having a helical geometry corresponding to helical flutes in a drill body holder which enable the drill tool assembly to more efficiently remove chips from a hole during operation, the drill insert comprising a drill insert body having a first end opposite a second end, a plurality of helical flutes formed in the drill insert body, a plurality of cutting edges formed at the interfaces of the plurality of helical flutes and the first end of the drill insert body, and an aperture formed in each helical flute.

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Yestool, Printout from Yestool Website, 3 pages.

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