High Quality Content by WIKIPEDIA articles! The Oklahoma drill, also known as the pitt drill is an American football practice technique used to test players in confined full contact situations. Developed by legendary University of Oklahoma coach Bud Wilkinson, the Oklahoma Drill has become a tradition not only at OU, but at football practices across the country from high school to the pros. "Oklahoma Drill Highlights Monday". SoonerSports.com. August 6, 2007. http://www.soonersports.com/sports/m-footbl/spec-rel/080607aab.html.