--- product_id: 30438245 title: "RUBYCA Round Flat Head Chicago Screws, Copper, 100 Sets, 5/16 inch (8 mm), Screw Post Fasteners for Leather Crafting, Metal Studs for Belts, Bags & Shoes" brand: "rubyca" price: "฿1308" currency: THB in_stock: true category: "Rubyca" url: https://www.desertcart.co.th/products/30438245-rubyca-round-flat-head-chicago-screws-copper-100-sets-5 store_origin: TH region: Thailand --- # 5/16 inch (8 mm) head diameter 100 complete screw & post sets Durable zinc alloy & iron build RUBYCA Round Flat Head Chicago Screws, Copper, 100 Sets, 5/16 inch (8 mm), Screw Post Fasteners for Leather Crafting, Metal Studs for Belts, Bags & Shoes **Brand:** rubyca **Price:** ฿1308 **Availability:** ✅ In Stock ## Summary > 🔩 Fasten Your Style with RUBYCA – Where Craft Meets Confidence! ## Quick Answers - **What is this?** RUBYCA Round Flat Head Chicago Screws, Copper, 100 Sets, 5/16 inch (8 mm), Screw Post Fasteners for Leather Crafting, Metal Studs for Belts, Bags & Shoes by rubyca - **How much does it cost?** ฿1308 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/30438245-rubyca-round-flat-head-chicago-screws-copper-100-sets-5) ## Best For - rubyca enthusiasts ## Why This Product - Trusted rubyca brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Zinc alloy posts paired with iron screws deliver unmatched durability and secure fastening every time. - • **Precision Perfect Fit:** 5/16 inch flat head diameter ensures sleek, professional finishes on all your leather projects. - • **Effortless Installation:** Simply punch, insert, and tighten—reusable fasteners that save time and elevate craftsmanship. - • **Bulk Ready for Creativity:** 100 complete screw-post sets packed in a handy RUBYCA zip storage bag—never run out mid-project. - • **Versatile Leather Essential:** Ideal for belts, bags, shoes, jackets, and more—turn your DIY into a statement of style and quality. ## Overview RUBYCA Round Flat Head Chicago Screws offer 100 durable, zinc alloy and iron screw-post sets sized at 5/16 inch head diameter, designed for secure, reusable fastening in leather crafting and repairs. Packaged in a convenient zip storage bag, these fasteners combine professional-grade quality with effortless installation, perfect for belts, bags, shoes, and a wide range of leather accessories. ## Description RUBYCA Round Flat Head Chicago Screws are ideal for leather crafting, repair, and DIY projects. Suitable for use on belts, bags, wallets, shoes, jackets, dog collars, holsters, bookbinding, clothing, and many other leather accessories.The round flat head posts are made from durable zinc alloy, while the matching screws are made from iron for a secure and reliable fastening. Each piece features a smooth, well-finished surface with clean edges.Easy to install—simply punch a hole through the material, insert the post, and tighten the screw. These reusable screw rivets provide a strong connection while adding a clean, professional appearance to your finished project.Comes with a Genuine RUBYCA storage bag.Please Note:* Due to lighting conditions and monitor settings, the actual colour may vary slightly from the pictures.* Products shown in the images may appear larger than their actual size. Please refer to the product dimensions before purchasing. ## Features - Package Includes: 100 Complete Sets of Bronze Round Flat Head Chicago Screws (100 Posts and 100 Matching Screws), Packed in a Genuine RUBYCA Zip Storage Bag. - Approx. Dimensions: Head Diameter: 5/16 inch (8 mm); Total Height: 9/32 inch (7 mm); Post Diameter: 5/32 inch (4 mm); Post Length: 1/4 inch (6 mm) - Durable Material: The round flat head posts are made from zinc alloy, while the matching screws are made from iron for a secure and reliable fastening. Each piece features a smooth, well-finished surface with clean edges. - Easy to Install: Simply punch a hole through the material, insert the post, and tighten the screw for a secure and reusable fastening. - Wide Application: Ideal for leather crafting, repair, and DIY projects, including belts, bags, wallets, purses, shoes, jackets, dog collars, watch straps, bookbinding, photo albums, scrapbooks, key holders, clothing, and other leather accessories. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00O8RZ06U | | Best Sellers Rank | #279,898 in Arts, Crafts & Sewing ( See Top 100 in Arts, Crafts & Sewing ) #817 in Leathercraft Rivets | | Customer Reviews | 4.6 4.6 out of 5 stars (526) | | Date First Available | October 7, 2014 | | Item Weight | 3.84 ounces | | Item model number | ABCD | | Manufacturer | RUBYCA | | Product Dimensions | 3 x 2.2 x 0.2 inches | ## Images ![RUBYCA Round Flat Head Chicago Screws, Copper, 100 Sets, 5/16 inch (8 mm), Screw Post Fasteners for Leather Crafting, Metal Studs for Belts, Bags & Shoes - Image 1](https://m.media-amazon.com/images/I/81kkahL4cAL.jpg) ![RUBYCA Round Flat Head Chicago Screws, Copper, 100 Sets, 5/16 inch (8 mm), Screw Post Fasteners for Leather Crafting, Metal Studs for Belts, Bags & Shoes - Image 2](https://m.media-amazon.com/images/I/71sSmAEFS1L.jpg) ![RUBYCA Round Flat Head Chicago Screws, Copper, 100 Sets, 5/16 inch (8 mm), Screw Post Fasteners for Leather Crafting, Metal Studs for Belts, Bags & Shoes - Image 3](https://m.media-amazon.com/images/I/81CTrwOH86L.jpg) ![RUBYCA Round Flat Head Chicago Screws, Copper, 100 Sets, 5/16 inch (8 mm), Screw Post Fasteners for Leather Crafting, Metal Studs for Belts, Bags & Shoes - Image 4](https://m.media-amazon.com/images/I/81poj7foe-L.jpg) ![RUBYCA Round Flat Head Chicago Screws, Copper, 100 Sets, 5/16 inch (8 mm), Screw Post Fasteners for Leather Crafting, Metal Studs for Belts, Bags & Shoes - Image 5](https://m.media-amazon.com/images/I/71b7iBT6yoL.jpg) ## Available Options This product comes in different **Color, Size** 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.co.th/products/30438245-rubyca-round-flat-head-chicago-screws-copper-100-sets-5](https://www.desertcart.co.th/products/30438245-rubyca-round-flat-head-chicago-screws-copper-100-sets-5) --- *Product available on Desertcart Thailand* *Store origin: TH* *Last updated: 2026-07-10*