Patent 7721627 was granted and assigned to Toyota Motor Engineering & Manufacturing North America on May, 2010 by the United States Patent and Trademark Office.
An attachment for a power tool to facilitate the insertion and removal of fasteners in otherwise inaccessible locations including an adapter having a bolting insert, the bolting insert including a drive gear configured to engage a rotating drive mechanism of the power tool such that rotation of the drive mechanism rotates the drive gear, which in turn rotates a bolting gear engaged with a fastener.