Reversible drill and drive tool

Cutting by use of rotating axially moving tool – Tool-support – With tool-retaining means

Reexamination Certificate

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Details

C279S014000, C007S158000, C007S165000

Reexamination Certificate

active

10902732

ABSTRACT:
A tool adapted to be coupled to a power drill includes a multi-component bit mounted to reverse positions so that in one position its drill element drills a hole and in another position its driver element drives in a fastener.

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patent: 6877937 (2005-04-01), Hsiao

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