These brass eyelets offer and exellent and economical way to bind your documents. The Eyelets are designed and brass plated to be used with the Akiles AEP eyelet punch. Each eyelet measures 4.8mm x 4.6mm and can hold up to 30 sheets of 20lb bond. These eyelets can be used on paper, card board, leather, fabric,  and many other materials. They are packaged 250 eyelets per container.  The eyelets will give your product the streghth and durability you require.