PARTIALLY HARDENED ROTARY TOOL AND CORRESPONDING PRODUCTION METHOD
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United States of America Patent
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Sep 21, 2016
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Mar 21, 2014
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Abstract
A rotary tool for machining workpieces, comprising at least one main body with a clamping segment, a tool head comprising a cutting region, and at least one coolant channel for feeding a cooling and lubricating fluid into the cutting region. At least one partial surface section of the cutting region forms a hardened region, which covers and/or defines the coolant channel and is surface-hardened. A method for producing a rotary tool.
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