--- product_id: 289507997 title: "100 Pack Plastic Spiral Binding Coils, 12mm(1/2\"), 90 Sheet Capacity, 4:1 Pitch, Black, 48Loops, for Letter Size, for Students and Coworkers" brand: "binditek" price: "€ 47.01" currency: EUR in_stock: true category: "Binditek" url: https://www.desertcart.pt/products/289507997-100-pack-plastic-spiral-binding-coils-12mm-1-2-90 store_origin: PT region: Portugal --- # 90-sheet capacity 360° page rotation 4:1 pitch, 48 loops 100 Pack Plastic Spiral Binding Coils, 12mm(1/2"), 90 Sheet Capacity, 4:1 Pitch, Black, 48Loops, for Letter Size, for Students and Coworkers **Brand:** binditek **Price:** € 47.01 **Availability:** ✅ In Stock ## Summary > 📚 Bind it right, bind it tight — your projects deserve the pro touch! ## Quick Answers - **What is this?** 100 Pack Plastic Spiral Binding Coils, 12mm(1/2"), 90 Sheet Capacity, 4:1 Pitch, Black, 48Loops, for Letter Size, for Students and Coworkers by binditek - **How much does it cost?** € 47.01 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/289507997-100-pack-plastic-spiral-binding-coils-12mm-1-2-90) ## 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 - • **Tailored to You:** Cut coils to your exact length with Binditek coil crimpers for personalized projects. - • **Seamless Page Flow:** Enjoy effortless 360-degree rotation for smooth, flat page turns every time. - • **Hold More, Stress Less:** Securely bind up to 90 sheets of #20 paper for your thickest reports and presentations. - • **Precision Compatibility:** Designed with a 4:1 pitch and 48 loops to fit most binding machines (except Cinch). - • **Bulk Ready for Productivity:** 100 durable plastic coils per pack to keep your office, classroom, or workspace running efficiently. ## Overview Binditek’s 12mm (1/2") plastic spiral binding coils offer a robust 90-sheet capacity with 48 loops and a 4:1 pitch, compatible with most binding machines except Cinch. Featuring 360-degree page rotation for easy reading and flat laying, these black coils come in a pack of 100, perfect for professional documents, presentations, and long-term use in offices, schools, and businesses. ## 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 ## 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 | #2,330 in Office Products ( See Top 100 in Office Products ) #2 in Binder Combs & Spines | | Brand | Binditek | | Color | Black | | Customer Reviews | 4.8 4.8 out of 5 stars (1,324) | | 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 ![100 Pack Plastic Spiral Binding Coils, 12mm(1/2"), 90 Sheet Capacity, 4:1 Pitch, Black, 48Loops, for Letter Size, for Students and Coworkers - Image 1](https://m.media-amazon.com/images/I/71WbRmFrriL.jpg) ## Available Options This product comes in different **Size, Style** options. ## 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 --- ## 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.pt/products/289507997-100-pack-plastic-spiral-binding-coils-12mm-1-2-90](https://www.desertcart.pt/products/289507997-100-pack-plastic-spiral-binding-coils-12mm-1-2-90) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-06-26*