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Chicago Screw
Weifeng/Oem
Chicago Screw
Binding/binder posts, also called barrel nuts, are internally threaded and accept a machine screw of the same diameter and thread size. Since the head of a binding post sits nearly flush against the surface, they can be used in applications where there may not be room for a protruding screw tip and hex nut. They can also be used as a substitute for rivets in some cases.
Product Name | customized large head binding post chicago screws |
Material | Stainless Steel: SS201, SS303, SS304, SS316, SS410, SS420 Carbon Steel: 4.8, 6.8, 8.8, 10.9, 12.9 Titanium: GR1-GR5 Aluminum,Brass,etc. |
Size | 4.8/ 8.8/ 10.9/ 12.9 Ect |
Standard | ISO,GB, DIN, JIS, ANSI, BSW,ASME |
Certificate | ISO9001:2008, SGS testing report & RoHS |
Finishing | Zn- Plated, Ni-plated, Tin-Plated, Radiant Plated, Passivated, Brass plated, Cd- plated, Phosphate Anodize, Cr-plated, Black Oxide etc |
Heat Treatment | Tempering,Hardening,Spheroidizing,Stress Relieving etc |
Package | General export package, or according to customer's requirement |
Delivery time | About 7 -15 days after all details confirmed and able to offering fast delivery for urgent order |
The Custom Stainless Steel Phillips Chicago Screw for Leather redefines precision fastening for leather goods, blending functionality with aesthetic appeal to meet the demands of luxury craftsmanship. Machined from 304 stainless steel—a material prized for its corrosion resistance and luster—and finished with options ranging from polished to PVD-coated, these screws cater to both practical and design-focused applications.
Compliant with ISO 3506-1 standards for stainless steel fasteners, they ensure consistent performance in leather goods, upholstery, and fashion accessories. Unlike traditional rivets or glue, these screws allow for disassembly and reassembly, making them ideal for customizable or repairable products.
Parameter | Value |
Material | 304 stainless steel (tensile strength: 515 MPa) |
Surface Treatment | Polished or passivated (salt spray test: 500+ hours without red rust) |
Thread Type | Phillips head (#0–#10) |
Screw Length | 6–50 mm (customizable) |
Finish | Polished, brushed, or colored (PVD coating available) |
Certifications | CE, ISO 3506-1 (corrosion resistance) |
Corrosion-Resistant Design:
304 stainless steel’s 18% chromium content forms a protective oxide layer that resists rust and tarnish, even when exposed to sweat, leather oils, or cleaning agents. A post-production passivation process enhances this protection, ensuring the screws withstand 500+ hours of salt spray testing without red rust—critical for leather goods used daily, such as belts or watch straps. This resistance eliminates unsightly corrosion that could damage leather or compromise functionality.
Aesthetic Appeal:
The polished finish delivers a mirror-like shine that complements metal hardware on luxury leather goods, while brushed finishes offer a modern, matte look. For bespoke designs, PVD coatings in gold, black, or gunmetal provide durable, scratch-resistant color that matches brand aesthetics. Unlike plated fasteners, these finishes won’t chip or fade with use, maintaining visual appeal over time.
Easy Installation:
The Phillips head design allows for precise tightening with standard screwdrivers, reducing the risk of over-tightening that could damage leather. Self-tapping threads eliminate the need for pre-drilling, simplifying assembly for craftsmen. For thick leather (e.g., upholstery), longer lengths (up to 50 mm) ensure secure penetration without tearing, while shorter screws (6 mm) work for delicate items like wallets.
Customizable Options:
Beyond standard lengths (6–50 mm), these screws can be tailored to specific needs: thread pitch adjustments for soft vs. hard leather, head size modifications for discrete or decorative applications, and custom branding engravings for luxury products. This flexibility makes them a favorite among independent artisans and large-scale manufacturers alike.
Safety-Compliant:
CE certification ensures compliance with EU regulations for consumer products, while the 2.5:1 safety factor guarantees they won’t snap under normal use—critical for items like child carriers or pet leashes. The smooth, burr-free finish prevents leather tearing or user injury, meeting safety standards for wearable accessories.
Leather Goods: Luxury handbags use these screws to attach metal clasps and straps, allowing for hardware replacement or style updates. Wallets and cardholders employ them to secure edges, combining durability with a premium look.
Upholstery: High-end furniture uses them to fasten leather cushions to wooden frames, enabling easy cleaning or cushion replacement. Automotive upholstery relies on them to secure leather seats, withstanding constant use without loosening.
Fashion Accessories: Watch straps use small (#0–#2) screws to attach buckles, ensuring a secure fit on wrists. Belts employ them to fasten hardware, withstanding daily tension without deformation.
Furniture: Leather ottomans and chairs use these screws to attach decorative studs or feet, combining functionality with design flair. Office chairs rely on their corrosion resistance to secure leather armrests, enduring sweat and spills.
Automotive: Luxury car manufacturers use them to secure leather door panels and console covers, ensuring a seamless, high-end finish. Classic car restorers value their customizable finishes, matching original hardware aesthetics.
A luxury leather goods brand recently incorporated these screws into their handbag line, allowing customers to swap hardware colors seasonally. The polished stainless steel screws maintained their shine after 18 months of daily use, while the PVD gold option showed no signs of wear—enhancing customer satisfaction and brand reputation.