Cutting insert having hole orientation indicia and method for making thereof

Plaquette de coupe presentant des reperes d'orientation de trou et procede de fabrication de cette plaquette

Abstract

A cutting insert includes a first surface, a second surface and a peripheral surface extending therebetween, and an insert hole extending between the first and second surfaces and having a hole axis. A cross section of at least a portion of the insert hole taken perpendicular to the hole axis has an oval shape. The cutting insert also includes a mark provided on at least one of the first and second surfaces, indicating the orientation of the cross sectional oval shape of the at least a portion of the insert hole.

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