Adding Columns to a BOM Table

Right-click an existing column and select Insert > Insert Columns to the Left or Insert Columns to the Right.

Select the new column by clicking above the first row of the column, like this:

Select a Column Type in the Properties panel.

Select a Column Value if you selected Document Property, Material Property, or Custom Property for the column type. The values in the column will be automatically filled-in.

If you select Material Property for the column type and Mass or Volume for the column value, then the column data will only be filled-in when a material has been assigned to the object.