[Versatile Use] Compatible with most wire bundling systems, ideal for upcoming presentations or projects.
[Long-lasting Performance] Glossy surfaces and a 3:1 pitch make these binding spines a choice for all your binding needs.
[ and High Capacity] Suitable for a4 paper size, can hold up to 180 sheets of paper with a 3/4in binding diameter.
[Sturdy Construction] Made of metal wire with an external nylon coating, resistant to wear and scratches for long-term use.
[Easy Organization] Each spine has 34 double rings and supports 360-degree rotation, for binding important documents and reports.

Spec:
Item Type: Double Loop Wire Binding Spines
Material: Iron, Nylon
Binding Diameter: 19mm / 0.75in (3/4 Inch)
Binding Capacity: 180 Sheets (A4, 70g)
Number of Teeth: 34 Teeth
Ratio: 3:1

Package List:
50 x Double Loop Wire Binding Spines

How To Use:
take out and install to use