Importance

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Abstract

The present disclosure's technical object is to provide a high feed cutting insert capable of providing a sufficient entering angle while ensuring rigidity of a cutting tool's bottom part. For this, the high feed cutting insert of the present disclosure comprises a short cutting edge provided on a boundary portion between a main surface and a short side surface, a long cutting edge provided on a boundary portion between the main surface and a long side surface, two ascending corner cutting edges connecting the short cutting edge and the long cutting edge, and placed on one diagonal position, and two descending corner cutting edges placed on the other diagonal position and having the height lower than that of the ascending corner cutting edges, wherein the short cutting edge and the long cutting edge, when viewed towards the main surface, form an obtuse angle while the ascending corner cutting edges are interposed therebetween and form an acute angle while the descending corner cutting edges are interposed therebetween.

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First Claim