---
product_id: 502119198
title: "Binditek 50 Pack Plastic Spiral Binding Coils, 25mm(1\"), 215 Sheet Capacity, 4:1 Pitch, Black, 48 Loops, for Letter Size, for Students and Coworkers"
brand: "binditek"
price: "HK$620"
currency: HKD
in_stock: true
url: https://www.desertcart.hk/products/502119198-binditek-50-pack-plastic-spiral-binding-coils-25mm-1-215
store_origin: HK
region: Hong Kong
---

# 215-sheet capacity for heavy projects 25mm (1") diameter for thick documents 360° rotation for effortless page turning Binditek 50 Pack Plastic Spiral Binding Coils, 25mm(1"), 215 Sheet Capacity, 4:1 Pitch, Black, 48 Loops, for Letter Size, for Students and Coworkers

**Brand:** binditek
**Price:** HK$620
**Availability:** ✅ In Stock

## Summary

> 📚 Bind it, flaunt it — your projects deserve the pro touch!

## Quick Answers

- **What is this?** Binditek 50 Pack Plastic Spiral Binding Coils, 25mm(1"), 215 Sheet Capacity, 4:1 Pitch, Black, 48 Loops, for Letter Size, for Students and Coworkers by binditek
- **How much does it cost?** HK$620 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/502119198-binditek-50-pack-plastic-spiral-binding-coils-25mm-1-215)

## 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

- • **Seamless Compatibility:** 4:1 pitch with 48 loops fits all standard coil-binding machines (except Cinch).
- • **Tailored for Letter Size:** Designed specifically for 8.5"x11" paper, ideal for professional and academic use.
- • **Flawless Page Flexibility:** 360-degree rotation lets your documents lay flat and turn smoothly, enhancing readability.
- • **Maximize Your Presentation Impact:** Holds up to 215 sheets, perfect for your most ambitious reports and proposals.
- • **Bulk Supply for Continuous Productivity:** 50 coils per box keep your workflow uninterrupted and your desk organized.

## Overview

Binditek’s 50-pack plastic spiral binding coils feature a 25mm diameter and 4:1 pitch with 48 loops, supporting up to 215 sheets of letter-sized paper. Designed for standard coil-binding machines (excluding Cinch), these durable black coils enable 360-degree page rotation for easy reading and professional presentations, making them ideal for students, coworkers, and office projects.

## Description

Binditek 50 Pack Plastic Spiral Binding Coils, 25mm(1"), 215 Sheet Capacity, 4:1 Pitch, Black, 48 Loops, for Letter size, for Students and Coworkers

## Features

- 215-Sheet Capacity: Plastic spiral binding coils measure 25mm(1") in diameter, can hold up to 220 sheets.
- 4:1 Pitch & 48 Loops: Spiral binding coils are have a a 4:1 Pitch, compatible with any 4-holes-per-inch coil-binding machines. (Attention: These 4:1 Pitch binding coils can't work on the cinch machine)
- 50 Per Box: A box of 50 spiral binding coils ensures long-term productivity for all of your binding projects, allow you to bind paper sheets with ease and store for a long time.
- For Letter Size: These 48-loops binding coils are perfect for letter sized paper (8.5"x11"), which is ideal for engineer file, business project, office documents, university presentations.
- 360 Degree Rotation: Plastic Spiral Binding Coils allow 360 degree page-turning rotation capability for easier reading, bound projects can lay flat.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Binditek (shanghai) Co., Ltd. |
| Brand | Binditek |
| Model Number | BK-COIL |
| Product Dimensions | 35 x 20 x 10.5 cm; 1.2 kg |
| Material Type | Plastic |
| Size | 25 mm |
| Manufacturer Part Number | BK-COIL |
| Item Weight | 1.2 kg |

## Images

![Binditek 50 Pack Plastic Spiral Binding Coils, 25mm(1"), 215 Sheet Capacity, 4:1 Pitch, Black, 48 Loops, for Letter Size, for Students and Coworkers - Image 1](https://m.media-amazon.com/images/I/71QwEy6F0OL.jpg)
![Binditek 50 Pack Plastic Spiral Binding Coils, 25mm(1"), 215 Sheet Capacity, 4:1 Pitch, Black, 48 Loops, for Letter Size, for Students and Coworkers - Image 2](https://m.media-amazon.com/images/I/61FL46-tgnL.jpg)
![Binditek 50 Pack Plastic Spiral Binding Coils, 25mm(1"), 215 Sheet Capacity, 4:1 Pitch, Black, 48 Loops, for Letter Size, for Students and Coworkers - Image 3](https://m.media-amazon.com/images/I/61K75YvP-5L.jpg)
![Binditek 50 Pack Plastic Spiral Binding Coils, 25mm(1"), 215 Sheet Capacity, 4:1 Pitch, Black, 48 Loops, for Letter Size, for Students and Coworkers - Image 4](https://m.media-amazon.com/images/I/71p3p7L6MGL.jpg)
![Binditek 50 Pack Plastic Spiral Binding Coils, 25mm(1"), 215 Sheet Capacity, 4:1 Pitch, Black, 48 Loops, for Letter Size, for Students and Coworkers - Image 5](https://m.media-amazon.com/images/I/71ihAMTk-EL.jpg)

## Available Options

This product comes in different **Size Name, Style Name** options.

## Frequently Bought Together

- Binditek 50 Pack Plastic Spiral Binding Coils, 25mm(1"), 215 Sheet Capacity, 4:1 Pitch, Black, 48 Loops, for Letter Size, for Students and Coworkers
- Leinuosen 120 Pack Plastic Spiral Binding Coils Kit Spirals Multi Size Coils for Binding Binder Combs Spines(1/4 5/16 3/8 1/2 5/8 3/4 Inch,Black)
- Binditek 100 Pack 12 Mil Sand-Textured Polycover - Plastic Binding Cover for Letter Size - Lightly Sanded Finish - Business Reports and Proposals - Square Corners, Un-Punched, Black

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.hk/products/502119198-binditek-50-pack-plastic-spiral-binding-coils-25mm-1-215](https://www.desertcart.hk/products/502119198-binditek-50-pack-plastic-spiral-binding-coils-25mm-1-215)

---

*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-01-22*