Jinjiang Tagong Hardware Forging Manufacturer Co. LTD,
With an illustrious heritage spanning over 35 enriching years, Jinjiang Tagong Hardware Forging Manufacturer Co. Ltd. stands as a beacon of superior craftsmanship in the art of high-quality nut production. Every component is expertly crafted to not only endure the test of time but also deliver unmatched reliability and strength, setting the gold standard within the industry. Founded in 1985,
Our comprehensive range of standard nuts is meticulously engineered to meet and exceed every industry-standard specification (GB/DIN/ISO/UNI/JIS/GOST/ANSI/ASTM). Each piece offers not only exceptional durability but also seamless integration into any application it is designed for.
Moreover, our exclusive array of specialty nuts (including slotted nuts, nylon insert nuts, flange nuts, self-locking nuts, square nuts, cap nuts, and more) is masterfully created to satisfy a diverse spectrum of needs, crafted for versatile and innovative applications across a multitude of industries.
Product name: Wheel Bolts / Stud / Nuts
Size: M2-M48, meticulously crafted to meet your exact specifications and elevate your project to new heights.
Grade: 4.8, 6.8, 8.8, 10.9, 12.9, A2-70, A4-80 - guaranteeing unparalleled strength and enduring performance.
Standard: ISO, GB, BS, DIN, ANSI, JIS, plus customizable non-standard options for ultimate flexibility.
Material Options: 1. Stainless steel: 201, 303, 304, 316, 410 - renowned for superior corrosion resistance and durability.
2. Carbon steel: C1006, C1010, C1018, C1022, C1035K, C1045 - celebrated for exceptional mechanical properties.
3. Copper: H62, H65, H68 - famed for its outstanding conductivity and unwavering reliability.
4. Aluminum: 5056, 6061, 6062, 7075 - merging strength with the advantages of being lightweight.
5. Perfectly customizable materials crafted for your tailored solutions, meeting all specific demands.
Surface Treatment: Zn-Plated, Ni-plated, Passivated, Tin-plated, Sandblast and Anodize, Polish, Electro Painting, Black Anodize, Plain, Chrome plated, Hot Dip Galvanize (H.D.G.), etc. - ensuring top-notch protection and pristine finishes.
Package: Securely encased in plastic bags or compact boxes, fortified by robust outer cartons and pallets for flawless delivery.
Chrome Tire Nut, Rim Nut, Wheel Lug Nuts 12X1.25 and M12X1.5 with Cap by Factory |
(Samples available with various surface treatments, including Plain + oil. Each sample ensures exceptional test results and performance assurance, delivering unwavering excellence and reliability for every project.)

Materials and surface treatments are fully customizable: Craft these to suit your specific project requirements, providing bespoke solutions that align perfectly with your unique needs.
Mechnical Property |
Material |
Surface Treatment |
Class 6 / 8/ 10 /12 |
C45
40Cr
35CrMo
42CrMo
|
♦Yellow Zinc
♦Zinc Plated
♦Black Oxide
♦Phosphate
♦Dacromet
♦Geomet |
Packing way:25kg/carton, supporting loads from 1.5 tons to 2.5 tons per pallet. Packaging can be precisely tailored to meet any buyer's specific needs, ensuring secure and efficient transportation.
For further assistance and detailed inquiries, our dedicated team is eager to provide expert guidance and swift responses. Contact us at your convenience for unparalleled support.
DIN6923 |
Thread Size |
c min |
da |
dwmin |
e min |
h |
m min |
mw min |
s |
M18 |
2.4 |
16-17.3 |
34.5 |
31.9 |
26.75-16 |
15.3 |
9 |
24-23.67 |
M20 |
3 |
20-21.6 |
42.8 |
39.9 |
32.95-20 |
18.9 |
11.1 |
30-29.67 |
P.S.: Due to fluctuations in material costs, kindly contact us for an exact quote before placing an order. This ensures you secure the most competitive pricing and manage your budget effectively, optimizing your purchasing strategy.
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If you have a custom design, please do not hesitate to contact us. We are excited to collaborate on tailored solutions, transforming your vision into reality with precision and expertise, while exceeding expectations.
WHOWE ARE
For an impressive span of 38 years, Jinjiang Tagong Hardware Forging Manufacturer Co. Ltd. has been a luminary in the fastener industry. Renowned for our unwavering dedication to unparalleled quality and expertise, we consistently deliver both readily available and custom-engineered fastener solutions. Our products, crafted with exceptional precision, cater to a broad spectrum of needs, raising the bar for superior quality and reliability.
Established in 1985, our cutting-edge manufacturing facility spans an immense 60,000 square meters. Located in the dynamic heart of Jinjiang City, this strategic position significantly enhances our operational efficiency and capabilities, driving our triumph in serving clients worldwide.
Our specialization shines in the seamless fusion of advanced forging techniques and precise machining processes. Our production management team collaborates harmoniously with our highly proficient technical R&D department, excelling in creating custom fasteners tailored to meet the unique needs and aspirations of our esteemed clients.
Our products are the embodiment of superior quality and steadfast reliability, having withstood rigorous testing standards. They proudly bear certifications such as ISO9001/2015, GB/T19001-2016, and SGS, guaranteeing excellence in every meticulously crafted component.
Driven by an unwavering dedication to quality, we have cultivated a reputation as a trusted supplier on the international stage. Our products are acclaimed and frequently utilized across various continents including Europe, Australia, North America, and South Asia, further amplifying our global presence and prestigious reputation.
Development History
Production Workshop
Exhibition: Step into the vibrant realm of cutting-edge innovation and expert engineering at the Jinjiang Tagong Hardware Forging Manufacturer Co. Ltd. exhibition booth. Prepare to be captivated by the exquisite precision and unparalleled craftsmanship of our products. Immerse yourself in the remarkable quality and extraordinary design of our Class 10 DIN 912 Black Fasteners, each piece meticulously crafted to deliver exceptional performance and striking aesthetic appeal. Featuring distinctive plain and oil surface finishes, we invite you to embrace a new standard of excellence in fasteners that promises durability and elegance that are truly unmatched.