Patent 9856901 was granted and assigned to Illinois Tool Works on January, 2018 by the United States Patent and Trademark Office.
A fastener includes an elongated shank body having one or more helical threads and a head connected with the body. The head can include a drive design indentation extending into a first side of the head that is configured to be engaged with a drive tool. The head also includes radially projecting saw teeth extending around an outer perimeter of the head.