Set Width for TemplateField

To set width for TemplateField in Asp.net you can use HeaderStyle like code below.

 <asp:TemplateField HeaderText="Select Operation" ItemStyle-HorizontalAlign="Center">  
           <HeaderStyle Width="112" />  
           <ItemTemplate>  
           .....  
           </ItemTemplate>  
           <ItemStyle Width="50px" />  
 </asp:TemplateField>