Akiles iWire-21 11" 2:1 Pitch Wire Binding Machine & Punch Hardened Punch Die System Sleek and stylish design that fits in any professional office or copier room. Simple 2-step setup & 15-sheet single punch capacity makes your binding job easier than ever! Built-in Wire Measuring Guides help determine correct wire size to be used for any book thickness Vertical Punching: For easy alignment of sheets and reduced punching errors