elektrodengrafitfräser, with a shaft and a brush einenends anderenends,and with the community for brush, preferably with rechtsdrall a werkzeugachse of spannuten (1, 2, 3, 4), which bearbeitungsstege (5, 6, 7.8) from each other in circumferential beabstanden, with a kugelkopfabschnitt brush (9) is trained in the bearbeitungsstege (5, 6, 7, 8) each have a roundedin particular, along a kugelkopfradius shaped contour), and with at least one of the bearbeitungsstege (6, 8) as grobbearbeitungssteg (68) and at least one other of the bearbeitungsstege (5, 7) feinbearbeitungssteg (5, 7) is trained, characterized the bearbeitungsstege (5, 6, 7.8) each of which has a umfangsseitigen workspace with a surface area in zylinderoberflächensegmentförmigen fund each grobbearbeitungsstegs (68), as umfangsseitige file with a large number of teeth (10, 11) is trained in the surface of the work are integrated into, and area of each feinbearbeitungsstegs (57) a majority with spin in order to werkzeugachse remitting mantelrillen inthe surface of the work in parallel and incline to the at least one feinbearbeitungssteg (5, 7) leading spannut (1, 3) are incorporated.with the mantelrillen mantelstege each with a umfangsschneide (12, 13) beabstanden.
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