Surface drill rigs 2017 6,976 h United States, Helenwood, Tennessee
Surface drill rigs 2013 United States, Louisville, Kentucky
Surface drill rigs 2015 8,754 h United States, Helenwood, Tennessee
Surface drill rigs 2014 2,162 h Canada, Fermont, Quebec
Surface drill rigs 2015 16,381 h Canada, Fermont, Quebec
Surface drill rigs 2014 7,466 h Canada, Fermont, Quebec
Surface drill rigs 2009 Canada, Fermont, Quebec