CUTTING TOOLS AND CUTTING APPARATUS HAVING CONTRARY ROTATING PORTIONS
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United States of America Patent
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Issued Date -
Dec 14, 2023
app pub date -
Jun 14, 2022
filing date -
Jun 14, 2022
priority date (Note) -
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Abstract
A cutting tool for cutting a metal workpiece includes a first portion, and a second portion. The first portion includes a first outer surface, a first shaft, and at least one cutting insert attached to the first outer surface. The second portion includes a second outer surface and a second shaft. The first and second shafts are disposed coaxially around an axis. The first and second outer surfaces are disposed adjacent to one another. The first and second outer surfaces are configured to rotate around the axis in opposite directions.
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