The Acco 6mm WireBind Binding Wires are in a pack of 100 and are perfect for binding professional documents.. Durable: the tough metal WireBind construction binds documents firmly, ensuring page security and a lasting finish.. Precision spacing: to guard against paper movement when bound.. Double-loop wire construction: minimises flexing for greater binding stability.. Flexible: ideal for both square or round 3:1 pitch hole options.. Secure: ideal for confidential documents as pages can only be removed by destruction of the wire itself..A4 Wire with 34 Loops