pillar bolt[′pil·ər ‚bōlt]
A bolt projecting from a part so as to support it.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
A stud bolt which projects; used for supporting a part near its outer end.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.