100 Pack Metal 3:1 Pitch Double Loop Wire Binding Spines

100 Pack Metal 3:1 Pitch Double Loop Wire Binding Spines, 32-Hole Coil for Notebooks, Professional Document Bindings (32 Hole Coil, 3:1 Pitch, Silver, 5/16 Inch (40 Sheet Capacity))

• Reliable Binding Capacity for Everyday Use: Securely binds up to 40 sheets of standard 20 lb paper with a 2.5 mm margin, or up to 30 sheets with a 3.5 mm margin. Designed to keep all pages neatly fastened without slipping, perfect for reports, manuals, and small projects.
• Universal Compatibility with Standard Systems: These 3:1 pitch (32-loop) binding wires are approximately 11 inches long, designed to fit letter-size documents seamlessly. Compatible with most standard 3:1 pitch wire binding machines, ensuring a smooth, hassle-free setup every time.
• Durable & Clean, Professional Finish: Made with metal for long-lasting use, these black binding wires keep pages securely fastened while allowing smooth page turns and a flat lay. The sleek black finish gives documents a polished, professional look that stands out.
• Flexible Fit for Any Document Size: Ideal for letter-size paper, but easily customizable: simply trim the excess wire to fit smaller documents like booklets, proposals, or invoices. One pack works for all your binding needs, no extra tools required.
• Bulk Pack for Continuous Use: Each package includes 100 black wire binding spines, perfect for office admins, teachers, and small business owners. Keep your workflow running smoothly without frequent restocks, ideal for high-volume projects.

100 Pack Metal 3:1 Pitch Double Loop Wire Binding Spines, 32-Hole Coil for Notebooks, Professional Document Bindings