---
product_id: 289507997
title: "1/2\" (12mm) Binding Coils"
brand: "binditek"
price: "R$457"
currency: BRL
in_stock: null
reviews_count: 13
category: "Binditek"
url: https://www.desertcart.com.br/products/289507997-1-2-12mm-binding-coils
store_origin: BR
region: Brazil
---

# 90-sheet capacity 360° page rotation 4:1 pitch, 48 loops 1/2" (12mm) Binding Coils

**Brand:** binditek
**Price:** R$457
**Availability:** ❌ Out of Stock

## Summary

> 📚 Elevate your documents—bind brilliance with every coil!

## Quick Answers

- **What is this?** 1/2" (12mm) Binding Coils by binditek
- **How much does it cost?** R$457 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.br](https://www.desertcart.com.br/products/289507997-1-2-12mm-binding-coils)

## Best For

- binditek enthusiasts

## Why This Product

- Trusted binditek brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Bulk Pack Power:** 100 durable coils in sleek black—ideal for students, coworkers, and busy professionals.
- • **Effortless Page Flow:** 360-degree rotation lets your reports and projects lay flat for easy reading.
- • **Tailored to Your Needs:** Cut-to-size flexibility with Binditek coil crimpers for perfect customization.
- • **Universal Compatibility:** 4:1 pitch with 48 loops fits most binding machines (except Cinch) for seamless use.
- • **Maximize Your Presentation Impact:** Securely bind up to 90 sheets for professional, polished documents.

## Overview

Binditek’s 100-pack plastic spiral binding coils offer a robust 12mm diameter that holds up to 90 sheets of letter-sized paper. Featuring a 4:1 pitch with 48 loops, these black coils provide smooth 360-degree page rotation and compatibility with most binding machines, making them perfect for professional presentations, academic projects, and office organization.

## Description

desertcart.com : Binditek 100 Pack Plastic Spiral Binding Coils, 12mm(1/2"), 90 Sheet Capacity, 4:1 Pitch, Black, 48Loops, for Letter Size, for Students and Coworkers : Office Products

Review: Colorful and Sturdy Binding Coils — Great for Projects! - These Binditek plastic spiral binding coils are well made and come in vibrant, cheerful colors. They’re sturdy, flexible, and easy to use with a standard binding machine. Perfect for organizing homeschool materials, reports, or creative projects. They serve their purpose beautifully and make any booklet look neat and professional. Excellent value for a large pack!
Review: Definitely recommend - I’m really pleased with the quality and quantity for the price! This has been super helpful in my homeschool classroom as I opt for printing my children’s curriculum and binding them myself!

## Features

- 【90 Sheet Capacity】These plastic spiral binding coils, measuring 12mm (1/2") in diameter, can securely hold up to 90 sheets of #20 paper. They have been proven through testing reports and are capable of withstanding frequent use.
- 【4:1 Pitch & 48 Loops】Spiral binding coils have a 4:1 pitch, making them compatible with any binding machine that punches 4 holes per inch. (Attention: These 4:1 pitch binding coils are not compatible with the Cinch machine.)
- 【360-Degree Rotation】Plastic spiral binding coils provide a 360-degree page-turning rotation capability for easier reading, allowing bound projects to lay flat.
- 【For Letter Size】These 48-loop binding coils are suitable for letter-sized paper (8.5 x 11 Inches). The length can also be cut with Binditek coil crimpers pliers according to personal requirements.
- 【100 Binding Coils】Long-lasting and sturdy plastic spiral binding coils ensures long-term productivity for all your binding projects, allowing you to bind paper sheets with ease and store them for an extended period. Ideal for engineering files, business projects, office documents, and university presentations, they serve as amazing gifts suitable for teachers, students, and coworkers.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08N4CKJNW |
| Best Sellers Rank | #2,222 in Office Products ( See Top 100 in Office Products ) #2 in Binder Combs & Spines |
| Brand | Binditek |
| Color | Black |
| Customer Reviews | 4.7 4.7 out of 5 stars (1,233) |
| Date First Available | November 10, 2020 |
| Item Weight | 1.54 pounds |
| Item model number | 12mm plastic coils 3797 |
| Manufacturer | Binditek (shanghai) Co., Ltd. |
| Manufacturer Part Number | 12mm plastic coils 3797 |
| Package Dimensions | 13.94 x 7.32 x 2.72 inches |
| Size | 12mm |

## Images

![1/2" (12mm) Binding Coils - Image 1](https://m.media-amazon.com/images/I/71WbRmFrriL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Colorful and Sturdy Binding Coils — Great for Projects!
*by A***V on November 3, 2025*

These Binditek plastic spiral binding coils are well made and come in vibrant, cheerful colors. They’re sturdy, flexible, and easy to use with a standard binding machine. Perfect for organizing homeschool materials, reports, or creative projects. They serve their purpose beautifully and make any booklet look neat and professional. Excellent value for a large pack!

### ⭐⭐⭐⭐⭐ Definitely recommend
*by C***H on January 20, 2026*

I’m really pleased with the quality and quantity for the price! This has been super helpful in my homeschool classroom as I opt for printing my children’s curriculum and binding them myself!

### ⭐⭐⭐⭐⭐ Good value and variety
*by K***T on September 26, 2025*

I’m very happy with this pack of spiral binding coils. It comes with 100 coils in 4 different sizes, which makes it really versatile for different projects. They’re standard binding coils, easy to use, and a great value for the quantity and variety. Exactly what I needed.

## Frequently Bought Together

- Binditek 100 Pack Plastic Spiral Binding Coils, 12mm(1/2"), 90 Sheet Capacity, 4:1 Pitch, Black, 48Loops, for Letter Size, for Students and Coworkers
- Binditek 200 Pack 8 Mil PVC Clear Binding Covers, 8.5 x 11 Inches, Letter Size, Square Corners, Un-Punched, Office Supplies

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**Shop now:** [https://www.desertcart.com.br/products/289507997-1-2-12mm-binding-coils](https://www.desertcart.com.br/products/289507997-1-2-12mm-binding-coils)

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*Product available on Desertcart Brazil*
*Store origin: BR*
*Last updated: 2026-03-10*