Iscar, Ltd.

Raphael Wertheim

Jacob Harpaz

Benjamin Betman

A metal cutting tool having a metal cutting tip with at least one cutting edge defined between a rake face and a relief flank and at least one recess formed in said relief flank and constituting a coolant channel and extending towards said cutting edge and being spaced therefrom by a spacing s which is of the order of the prescribed permissible width of flank wear VB.sub.max.

Metal cutting tool

A metal cutting tool having a metal cutting tip such as a replaceable insert, having top and bottom faces and a plurality of peripheral faces and a rake face forming part of the top face. A cutting edge is formed at the intersection of the top face and one of the peripheral faces. Chip forming means is formed on the top face and comprises, in lateral sectional view, successive portions of which at least one is relatively recessed with respect to a preceding or succeeding portion. A through-going bore is formed in the insert and extends from one of the bottom and peripheral faces to the relatively recessed portion in a direction towards the cutting edge.

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Kiryat Bialik, Israel

Raphael Wertheim