Widia Gmbh

Jurgen Bar

Markus Heinloth

Reinhold Friedrich Gesell

The invention relates to a cutting insert (,) with 8 usable cutting edges and with large longitudinal surfaces, each comprising a protruding rib (,) in the center along their longitudinal axes. The cutting edges (,) defining said longitudinal surfaces form an angle of 70&deg;<(90&deg;&minus;&bgr;)<90&deg; with their respective ends and the short rounded edges (,) of the upper and lower surfaces (,). According to the invention, milling tools are fitted with a plurality of such cutting inserts.

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Fürth, Germany

Jurgen Bar