Patent ID: 9505066
Filing Date: 2016-11-29
CPC Classification: B23C,B24B

Claim Text:
1. A rotary cutting tool, comprising: a cutter body having a plurality of insert-receiving pockets, each pocket including a bottom support surface, an axial support surface and a radial support surface, each pocket further including a top clearance surface and an intermediate clearance surface extending between the axial support surface ( a plurality of cutting inserts mounted in the insert-receiving pockets of the cutter body, each cutting insert including a helical top surface, a helical side surface, a side surface opposite the helical side surface, a pair of opposed side walls, a bottom surface, and a cutting edge formed at an intersection between the helical top surface and the helical side surface, the cutting insert further including an undercut for accommodating the axial support surface, the top clearance surface and the intermediate clearance surface of the pocket when the cutting insert is mounted in the pocket.