Surface drill rigs 1989 United States, Mifflinburg, Pennsylvania
Surface drill rigs United States, Mifflinburg, Pennsylvania
Surface drill rigs 2007 United States, Gillette, Wyoming
Surface drill rigs 1990 United States, Mifflinburg, Pennsylvania
Surface drill rigs 3,372 h United States, Daly City, California
Surface drill rigs 2018 629 h United States, Tampa, Florida
Surface drill rigs 2007 United States, Moab, Utah
Surface drill rigs 1979 United States, Canton, Ohio
Surface drill rigs 1993 United States, Mifflinburg, Pennsylvania
Surface drill rigs 1979 United States, Mifflinburg, Pennsylvania
Surface drill rigs 1991 United States, Mifflinburg, Pennsylvania
Surface drill rigs 1989 United States, Moab, Utah
Surface drill rigs United States, Stillwater, Oklahoma
Surface drill rigs United States, Gillette, Wyoming