Hartmetall-werkzeugfabrik Paul Horn Gmbh

Peter Langer

Hans Schaefer

Hans Schäfer

The present invention relates to an indexable cutting insert which is provided with at least two bearing surfaces for securing to a holder, said at least two bearing surfaces being each subdivided into individual subsurfaces, wherein the at least two bearing surfaces, with respect to a center plane of the cutting insert, forms at least three edges in one half of said cutting insert, said edges bounding the subsurfaces for the formation of crowning, approximating to convexity, of the at least two bearing surfaces.

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Rottenberg, Germany

Peter Langer