--- product_id: 550450402 title: "- Plastic Spiral Binding Coils, 16 mm, 4:1 Pitch, Black, 50 Pack" price: "$55.01" currency: USD in_stock: true url: https://www.desertcart.us/products/550450402-plastic-spiral-binding-coils-16-mm-4-1-pitch-black store_origin: US region: United States of America --- # 140-sheet capacity 360° page rotation 4:1 pitch, 48 loops - Plastic Spiral Binding Coils, 16 mm, 4:1 Pitch, Black, 50 Pack **Price:** $55.01 **Availability:** ✅ In Stock ## Summary > 📚 Elevate your documents — bind like a boss! ## Quick Answers - **What is this?** - Plastic Spiral Binding Coils, 16 mm, 4:1 Pitch, Black, 50 Pack - **How much does it cost?** $55.01 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/550450402-plastic-spiral-binding-coils-16-mm-4-1-pitch-black) ## Best For - Customers looking for quality international products ## Why This Product - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Seamless Page Flow:** Enjoy effortless 360-degree rotation for smooth reading and easy note-taking. - • **Bulk Pack, Bulk Value:** 50 durable coils to keep your office, classroom, or creative projects organized and stylish. - • **Tailored to Your Needs:** Cut to size with ease for perfect letter-sized (8.5x11) projects every time. - • **Universal Compatibility:** Designed with a 4:1 pitch and 48 loops to fit most standard binding machines. - • **Maximize Your Presentation Power:** Securely bind up to 140 sheets for professional, polished documents. ## Overview Binditek’s 50-pack plastic spiral binding coils offer a robust 16mm diameter that holds up to 140 sheets of letter-sized paper. Featuring a 4:1 pitch with 48 loops, these coils ensure compatibility with most binding machines (excluding Cinch). Their 360-degree rotation allows documents to lay flat for easy reading and professional presentation. Perfect for students, professionals, and creatives seeking durable, flexible, and cost-effective binding solutions. ## Description Buy Binditek Plastic Spiral Binding Coils, 16 mm, 4:1 Pitch, Black, 50 Pack | Coil Binding Spines, 5/8", 140 Sheet Capacity, 48 Loops, for Letter-Size Reports, Presentations, School and Office Projects: Binding Machine Supplies - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - 【140 Sheet Capacity】These plastic spiral binding coils, measuring 16mm(5/8")) in diameter, can securely hold up to 140 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. - 【50 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 great gifts suitable for teachers, students, and coworkers. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09NN8YYYQ | | Best Sellers Rank | #2,096 in Office Products ( See Top 100 in Office Products ) #2 in Binder Combs & Spines | | Brand | Binditek | | Customer Reviews | 4.7 4.7 out of 5 stars (1,281) | | Date First Available | December 15, 2021 | | Item Weight | 1.19 pounds | | Item model number | BK-COIL | | Manufacturer | Binditek (shanghai) Co., Ltd. | | Manufacturer Part Number | BK-COIL | | Material Type | Plastic | | Package Dimensions | 13.86 x 7.28 x 2.01 inches | | Size | 16mm | ## Images ![- Plastic Spiral Binding Coils, 16 mm, 4:1 Pitch, Black, 50 Pack - Image 1](https://m.media-amazon.com/images/I/61re2IH6rGL.jpg) ## Available Options This product comes in different **Size, Style** options. --- ## 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.us/products/550450402-plastic-spiral-binding-coils-16-mm-4-1-pitch-black](https://www.desertcart.us/products/550450402-plastic-spiral-binding-coils-16-mm-4-1-pitch-black) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-10-13*