Miskall 50Pcs Double Loop Wire Binding Spine, Loop Binding Wire, 180 Sheet Capacity 3:1 Pitch 34 Loop 19mm Diameter Set Kit for A4 Paper (White)

• Paper Capacity: These double loop wire binding spine can accommodate up to 180 sheets of A4 paper, a total of 70g, meeting your needs.
• Metal Inner Wire: The interior of the binding loop is iron wire, which is sturdy, allowing you to easily fix paper and store it for a long time.
• Nylon Coating: The exterior is nylon coating, with good surface gloss, resistance, wear resistance, and long service life.
• Perfect Size: Each binding spine has a diameter of 3/4in and a thickness of 0.8mm. Each spine has a pitch of 3:1 and 34 double loops, which supports 360 degree rotation.
• Binding Lines: These double loop binding wires can be used to bind important documents, files, or reports for upcoming presentations or projects.

Item Type: Double Loop Wire Binding Spine Binding Diameter: Approx. 19mm / 0.75in Binding Capacity: 180 sheets. A4, 70g. Loop: 34 Loop Pitch: 3:1 Package List： 50 x Double Loop Wire Binding Spine