Surface drill rigs 1995 2,718 h United States, Pittston, Pennsylvania
Surface drill rigs 2000 United States, Brighton, Colorado
Surface drill rigs 2010 United States, Louisville, Kentucky
Heavy Drills 2006 2,445 h France, Chassieu, Auvergne-Rhône-Alpes
Heavy Drills 2016 4,200 h China
Surface drill rigs 7,142 h United States, Lancaster, Massachusetts
Surface drill rigs 2016 2,509 h United States, Lancaster, Massachusetts
Heavy Drills 2020 5,000 h Andorra, Besançon, Bourgogne-Franche-Comté
Surface drill rigs 2019 United States, Louisville, Kentucky
Surface drill rigs 2021 1,543 h United States, Lancaster, Massachusetts