Changing an AutoCAD BOM/Parts List 
Changing an AutoCAD BOM/Parts List
Procedure
Always make a backup copy of any BOM file before you process it!
You can change the AutoCAD parts list in the following ways:
Changing the Structure of the List Blocks Inserting/Replacing Attributes in the List Changing the Footer Block / Row Block Inserting a Row Block Defining Page Breaks for Lists