Shank for an attack tool
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United States of America Patent
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May 28, 2013
Grant Date -
Feb 28, 2008
app pub date -
Oct 30, 2007
filing date -
Aug 11, 2006
priority date (Note) -
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status (Latency Note)
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Abstract
In one aspect of the invention, an attack tool is disclosed which comprises a wear-resistant base suitable for attachment to a driving mechanism. The wear-resistant base has a shank. A cemented metal carbide segment is bonded to the base and the shank has a wear-resistant surface. The wear-resistant surface has a hardness greater than 60 HRc and/or is work hardened.
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