Digger Derricks trucks 2014 2186 United States, Norwalk, California
Digger Derricks trucks 2013 1679 United States, Norwalk, California
Digger Derricks trucks 2012 2080 United States, Norwalk, California
Surface drill rigs 2016 222 h United States, Norwalk, California
Surface drill rigs 2014 3,231 h United States, Norwalk, California