Surface drill rigs 2004 United States, Louisville, Kentucky
Surface drill rigs 2006 United States, Mifflinburg, Pennsylvania
Surface drill rigs United States, Sylacauga, Alabama
Surface drill rigs 2002 United States, Louisville, Kentucky
Surface drill rigs 2011 7,840 h United States, Louisville, Kentucky
Surface drill rigs 2005 United States, Louisville, Kentucky
Surface drill rigs 2014 United States, Louisville, Kentucky
Surface drill rigs 2011 5,950 h United States, Louisville, Kentucky