100 pcs. Double Loop Binding Backplate 100 Sheets Capacity 3:1 Spacing 34 Loops Set Diameter 12,7mm For A4 Paper . 100 pcs. Back for double loop binding 100 sheets rose gold Characteristic: 1. 2. Metal inner wire: The inside of the binding loop is iron wire, which is sturdy and durable, allowing you to easily attach the paper and store it for a long time. 3. Nylon coating: The outer shell is made of nylon, with good surface gloss, corrosion resistance, wear resistance and long service life. 4. Perfect Size: Each binding ridge ma 1/2 inch in diameter and 0.8mm thick. Each spine ma a 3:1 pitch and 34 double loops that support 360 degrees of rotation. 5. Binding Lines: These double loop binding wires can be used to bind important documents, files, or reports for upcoming presentations or projects. . 100 pcs. Back for double loop binding 100 sheets rose gold Specification: Item Type: Double Loop Wire Binding Back Binding diameter: approx. 12,7 mm / 0,5 inch Binding capacity: 100 sheets. A4, 70g. Loop: 34 Loop Result: 3:1 . 100 pcs. Back for double loop binding 100 sheets rose gold List of packages: 100x Double loop binding back . 100 pcs. Back for double loop binding 100 sheets rose gold