Ceratizit Austria Gesellschaft M.b.h.

Ceratizit Austria Ges. M.b.h.

Dietmar Berger

Remus Venturini

Uwe Schleinkofer

Rudolf Rofner

Christian Göberl

A cutting insert includes a plurality of consecutively disposed, interlinked individual cutting inserts that can be brought into use successively through a respectively interposed predetermined breaking point by detaching a respectively preceding individual cutting insert in cutting use. The cutting insert has a blade-shaped construction with lower and upper bearing surfaces for being held in an elongated cutout with lower and upper opposing surfaces in a basic tool body of a grooving and cut-off tool or disk milling cutter. Each individual cutting insert is provided with a positioning device that cooperates with a complementary positioning device of the basic tool body. A grooving and cut-off tool or disk milling cutter and a wrench for the cutting insert, are also provided.

Cutting insert and tool and wrench for using the same

The invention relates to a cutting tool for rotating and drilling into solid blocks, comprising a drill shank () and a cutting head () on one end. The cutting head () has a straight, front-face cutting edge () extending approximately crosswise in relation to the drill axis (). The cutting head () also comprises a section () protruding from the shank of the drill () at a height (h) ranging from at least 5% to a maximum of 40% of the diameter (d) of the drill and at a width (b) ranging from at least 5% to a maximum of 40% of the diameter (d) of the drill. The section () comprises a straight, lateral cutting edge () which merges into a straight, rear-sided cutting edge () extending in an approximately parallel manner in relation to the front-faced cutting edge ().

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Lechaschau, Austria

Dietmar Berger