Surface drill rigs 1996 10,000 h United States, Bangor, Maine
Surface drill rigs 2018 3,100 h United States, Ludlow, Massachusetts
Surface drill rigs 2005 4,000 h United States, Easthampton, Massachusetts
Surface drill rigs 2018 8,601 h United States, Cornell, Wisconsin
Surface drill rigs 2017 8,800 h United States, Ludlow, Massachusetts
Surface drill rigs 2004 United States, Easthampton, Massachusetts
Surface drill rigs 2005 3,000 h United States, Ludlow, Massachusetts
Surface drill rigs 2018 5,750 h United States, Cornell, Wisconsin
Surface drill rigs 2017 7,020 h United States, Cornell, Wisconsin
Surface drill rigs 2014 9,500 h United States, Ludlow, Massachusetts
Surface drill rigs 2011 3,800 h United States, Ludlow, Massachusetts
Surface drill rigs 2014 4,100 h United States, Ludlow, Massachusetts
Surface drill rigs 2018 5,600 h United States, Ludlow, Massachusetts
Surface drill rigs 2016 2,000 h United States, Sacramento, California
Surface drill rigs 2015 5,000 h United States, Easthampton, Massachusetts
Surface drill rigs 2012 United States, SLC, Utah
Surface drill rigs 2007 United States, Moab, Utah
Surface drill rigs 2002 1,589 h United States, Athens, Tennessee
Surface drill rigs 1976 United States, Gillette, Wyoming
Surface drill rigs 2006 United States, Gillette, Wyoming