South Korea is more than just a tech and automotive powerhouse—it’s also a hidden gem in the global fastener industry. From critical bolts for nuclear power to precision rivets for automotive assembly, South Korean fastener manufacturers deliver certified quality, innovative engineering, and reliable global logistics.
As someone who’s worked with buyers sourcing from South Korea for years, I know how important it is to find partners that offer both competitive pricing and compliance with international standards. That’s why I’ve compiled this list of Top 10 Fastener Manufacturers and Suppliers in South Korea, including one trusted Chinese supplier that already works with South Korean clients.
Summary Table: Top 10 Fastener Suppliers in South Korea
| Shanghai Hengrui Industry Co., Ltd. | Nuts, Screw, bolts, washers, custom fasteners |
| Samjin Metal Co., Ltd. | Industrial bolts, nuts, high-spec fasteners |
| Daekwang Metal Co., Ltd. | Stud bolts, nuts, automotive fasteners |
| Omega Fast Corporation | Construction fasteners, rigging, solar hardware |
| HANBIT FASTENER CO., LTD | Rivets, bolts, screws |
| Taeyang Metal Industrial Co., Ltd. | Automotive and industrial fasteners |
| Hwasung Fasteners Co., Ltd. | Stud bolts, anchor bolts, heavy hex bolts |
| AFS Co., Ltd. | Rivets, blind rivets, lock bolts |
| Daichang Marine Tech Co., Ltd. | Marine fasteners, rigging components |
| KPF (Korea Parts & Fasteners) | T/C bolts, structural nuts, cold-forged bolts |
| Korea Fastener Trade & Service Co., Ltd. | Screws, bolts, hooks, steel fasteners |
1. Shanghai Hengrui Industry Co., Ltd
Location: Shanghai, China (Exports to South Korea)
Company Type: Manufacturer and Exporter
Other Products: Bolts, Nuts, Washers, Screw, and custom fasteners, machined parts
At Hengrui, we’ve spent over 15 years supplying premium fasteners to clients across South Korea and Asia. We specialize in OEM and custom-engineered fasteners for industries like automotive, wind energy, electronics, and public infrastructure.
Our factory operates 5 production lines with strong quality control, ISO compliance, and short lead times. If you’re sourcing from China, but need South Korean-level reliability—we’re already in your corner.
2. Samjin Metal Co., Ltd.
Location: Gyeongsangnam-do, South Korea
Company Type: Manufacturer
Main Products: Industrial bolts, nuts, and high-performance fasteners
Samjin Metal is a key player in South Korea’s industrial fastener sector, producing safety-critical components for nuclear power, energy, and heavy construction projects.
With nuclear-grade quality certifications and over 40 years of experience, they are a trusted partner for clients with demanding performance and documentation needs.
3. Daekwang Metal Co., Ltd.
Location: Gyeongsangnam-do, South Korea
Company Type: Manufacturer
Main Products: Stud bolts, nuts, heat-exchanger bolts, auto bolts
Daekwang Metal supplies many of Korea’s largest infrastructure and energy companies with heavy-duty bolts. They also manufacture automotive fasteners and have strong international trade connections.
Known for high tensile strength and ISO-compliant manufacturing, they are often chosen for large-scale engineering and plant projects.
4. Omega Fast Corporation
Location: Gyeonggi-do, South Korea
Company Type: Manufacturer & Trading Company
Main Products: Construction bolts, rigging hardware, solar parts
Omega Fast is both a maker and global distributor of fasteners. They provide flexible sourcing, including project-specific fasteners and standard parts for industrial and solar installations.
They’re a go-to solution for buyers looking for one-stop hardware procurement with Korean quality and international logistics support.
5. HANBIT FASTENER CO., LTD
Location: Gyeonggi-do, South Korea
Company Type: Manufacturer
Main Products: Rivets, blind rivets, small bolts and screws
HANBIT is a specialist in small, precision fasteners—especially for automotive assembly lines. Their focus is on speed rivets and lightweight connectors.
With a strong OEM customer base, their products are widely used in export-driven manufacturing and electronics assembly.
6. Taeyang Metal Industrial Co., Ltd.
Location: Gyeonggi-do, South Korea
Company Type: Manufacturer
Main Products: Bolts, nuts, spokes, rims, and screws
One of the oldest fastener makers in South Korea, Taeyang Metal has a massive capacity and a strong legacy in automotive, bicycle, and general machinery sectors.
Their wide variety of fasteners makes them a major OEM partner for both local and international buyers.
7. Hwasung Fasteners Co., Ltd.
Location: Gyeongsangnam-do, South Korea
Company Type: Manufacturer
Main Products: Stud bolts, anchor bolts, washers, U-bolts
Hwasung is a heavyweight in engineered fasteners for petrochemical, civil, and energy projects. Their focus is on custom sizes and coatings.
Their in-house engineering and testing support make them an ideal partner for industrial-scale projects.
8. AFS Co., Ltd.
Location: Ansan-si, Gyeonggi-do, South Korea
Company Type: Manufacturer
Main Products: Blind rivets, lock bolts, high-strength rivets
AFS is an innovative player in the Korean rivet and fastening system industry. They’re known for high-strength blind rivets and automotive-grade locking solutions.
Their fasteners appear in Korea’s top-tier vehicle brands and industrial exports.
9. Daichang Marine Tech Co., Ltd.
Location: Busan, South Korea
Company Type: Manufacturer
Main Products: Eye bolts, turnbuckles, shackles, lifting hooks
Daichang is all about maritime hardware. Their product range includes rigging components for ships, ports, and offshore platforms.
They’re one of South Korea’s few marine-focused fastener manufacturers with export records and corrosion-resistant finishes.
10. KPF (Korea Parts & Fasteners)
Location: Chungcheongbuk-do, South Korea
Company Type: Manufacturer
Main Products: T/C bolts, structural nuts, hot & cold-forged bolts
KPF is one of South Korea’s largest fastener exporters with decades of industrial and automotive supply experience. They have large forging capacity and automated facilities.
Their fasteners are widely used in construction, shipbuilding, and heavy machinery across the globe.
FAQ
Q1: Are South Korean fasteners certified for export and global use?
Yes, most South Korean manufacturers hold ISO, KS, or nuclear-grade certifications. Companies like Samjin Metal and KPF are well-known for their compliance and international quality standards.
Q2: Can I source both standard and specialty fasteners in South Korea?
Absolutely. From automotive bolts at Taeyang Metal to marine hardware at Daichang, South Korea covers a wide spectrum. Many manufacturers also accept custom orders.
Q3: Are South Korean fasteners competitively priced against Chinese suppliers?
South Korean fasteners tend to be slightly higher in cost but offer top-tier engineering, traceability, and compliance—especially critical in automotive, energy, or export projects.
Q4: Can I mix sourcing from China and South Korea for cost efficiency?
Yes. Many of our clients use Hengrui for standard fasteners and turn to South Korean partners for highly engineered components. It’s a smart hybrid strategy.
Q5: How can I get technical specs or samples?
Most South Korean manufacturers offer downloadable datasheets, and some send free samples upon request. Need help coordinating? Contact us at Hengrui—we’re happy to support.
Conclusion: Contact Hengrui Fastener for Custom Fasteners
Want more help sourcing from South Korea? Or ready to try a hybrid China + Korea supply model? I’m Monica from Hengrui, and we’re here to support your sourcing journey.
For specialized applications that require custom solutions, Hengrui Fastener offers high-quality, customizable bolts and fasteners. Whether you need a specific size, material, or finish, Hengrui can provide tailored fasteners to meet your exact requirements. Contact Hengrui Fastener to learn more about our products and services.
