Lockable drill steel and chuck assembly

A drill steel-chuck assembly which includes a drill steel which has a plurality of faces and opposite ends. The drill steel has one portion adjacent one of the opposite ends thereof and a mediate portion spaced apart from the one portion. The drill steel further has one transition portion between th...

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Bibliographic Details
Main Authors CONDON GARY J, STATLER DANIEL C, MASSA TED R
Format Patent
LanguageEnglish
Published 09.04.2002
Edition7
Subjects
Online AccessGet full text

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