Surface drill rigs 1989 United States, Moab, Utah
Surface drill rigs 2000 United States, Mifflinburg, Pennsylvania
Surface drill rigs United States, Gillette, Wyoming
Surface drill rigs United States, Mifflinburg, Pennsylvania
Surface drill rigs 2014 United States, Gillette, Wyoming
Surface drill rigs 1990 United States, Mifflinburg, Pennsylvania
Surface drill rigs 1974 United States, Moab, Utah
Surface drill rigs 1984 United States, Gillette, Wyoming
Surface drill rigs 2010 United States, Gillette, Wyoming
Surface drill rigs 2013 United States, Gillette, Wyoming
Surface drill rigs 2016 United States, Mifflinburg, Pennsylvania
Surface drill rigs 1993 6,825 h United States, Oakland, California
Surface drill rigs 2013 2,242 h United States, Canton, Ohio
Surface drill rigs 2002 United States, Mifflinburg, Pennsylvania