Heavy Drills 2007 15,735 h United States, Lamar, Indiana
Heavy Drills 2018 4,794 h United States, Perris, California
Heavy Drills 2006 5,452 h United States, Charleston, West Virginia
Heavy Drills 2022 2 h United States, Winchester, Virginia
Heavy Drills 2022 3 h United States, Winchester, Virginia
Heavy Drills 2015 1,213 h United States, Brainerd, Minnesota