Parts Lists & Manuals Parts Lists & Manuals 36″ Core Drill Rig Operator's Manual 36″ & 48″ Operators Manual Parts List CDR36 10/16 Starting Serial#(161010250) CDR36 04/13 Starting Serial#(130410266) CDR36 02/12 Starting Serial#(120210262) CDR36 06/10 Starting Serial#(100610001) COREDRILL-36 11/08, Nov2008