using System.Reflection;
using Word;

 
oTable.Columns[1].Width = oWord.InchesToPoints(2); //Change width of columns 1 _
  & 2
oTable.Columns[2].Width = oWord.InchesToPoints(3);

 
oTable.Columns.Item(1).Width = oWord.InchesToPoints(2); //Change width of _
  columns 1 & 2
oTable.Columns.Item(2).Width = oWord.InchesToPoints(3)

 
oTable.Rows[1].Range.Font.Bold = 1;
oTable.Rows[1].Range.Font.Italic = 1;

 
oTable.Rows.Item(1).Range.Font.Bold = 1;
oTable.Rows.Item(1).Range.Font.Italic = 1;