7.9mm (30 Paper) A4 Black Wiro Binding Metal Loops Rings 3.1 Ratio - Cut Pcs

Rs. 530.00

Prices Are Including Courier / Delivery

Pitch Size

7.9 mm

Pack of

100 200 300 400 500

Product variants

Securely bind up to 30 sheets with professional-grade black metal loops.

Pre-cut A4 size (34 loops) saves assembly time.
3:1 pitch ratio ensures precise, lay-flat document rotation.

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Overview

These 7.9mm (5/16 inch) metal loops provide a 360-degree opening for professional reports. Pre-cut for A4 documents with 34 loops, they eliminate manual trimming. The black nylon coating offers a long-lasting finish that resists chipping during frequent handling in corporate environments.

Who Should Buy This

Architecture firms for sleek project proposals.
Boutique stationery brands creating personalized planners.
Copy shops handling high-volume student thesis binding.

Common Mistakes to Avoid

Binding more than 30 sheets (80 GSM) which prevents smooth page turning.
Using a 2:1 pitch punching machine instead of the required 3:1 ratio.

Technical Details - 7.9mm (30 Paper) A4 Black Wiro Binding Metal Loops Rings 3.1 Ratio - Cut Pcs

Feature	Description
Used in	Manuals, Calendars, and Portfolios
Key Advantage	Full 360-degree page flip functionality
Best for	A4 Size Documents (34 Loops)
Business Use Case	Client-facing proposals and legal briefs
Practical Use Case	Standard 30-sheet spiral document binding

FAQs - 7.9mm (30 Paper) A4 Black Wiro Binding Metal Loops Rings 3.1 Ratio - Cut Pcs

Question	Answer
Does this work for A4 paper?	Yes, these are pre-cut with 34 loops specifically for A4 size.
How many sheets can it hold?	It is designed for up to 30 sheets of standard 80 GSM paper.
Will the black color peel off?	The nylon coating provides long-lasting color retention under normal use.
What machine do I need?	You must use a 3:1 pitch wire binding machine.