Trepanning is used in at least four distinct production applications: round disks, large shallow through holes, circular grooves, and deep holes. This article provides an overview of the first three applications. It describes the machines, tools, techniques, and cutting fluids used for deep-hole trepanning. The article contains a table that lists speeds and feeds for the deep-hole trepanning of various steels with high-speed tool steels and carbide tools.
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