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• ASME B 18.5 Round Head Square Neck Bolts
• Carton size: Standard carton (27*25*14.5 cm), or customized based on customer requirements.
• Packing: Plastic bags, boxes, cartons, and pallets, or as per customer's specific needs.
We are a professional Chinese supplier with over 10 years of experience in fasteners. Our products meet international standards such as DIN, JIS, GB, ANSI, and BS, as well as non-standard specifications. We have built strong relationships with clients across Canada, Dubai, Europe, India, Chile, Peru, and Russia, and we consistently receive positive feedback from our customers.
Our commitment is to provide high-quality products and exceptional service wherever and whenever our customers need it. We aim to build long-term, mutually beneficial partnerships and earn the trust of our clients. If you have any questions or need further information, please feel free to contact our sales team.
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Model No.: Carriage Bolt DIN603 M10X55 ZP CR3+
Application: Machinery
Finish: Zinc Plated & Black
Process: Cold Forging, Hot Forging, Machining
Trademark: NBSB
Specification: M5-M30
Origin: Ningbo




• ASME B 18.5 Round Head Square Neck Bolts

Item | DIN603 Carriage Bolt Gr.4.8 Zinc Plated Cr3+ |
Grade | 4.8, 5.8, 6.8, 8.8 |
Material | Carbon Steel, Alloy Steel, Stainless Steel, and Copper |
Surface Treatment | Black, Zinc Plated (ZP), Yellow Zinc Plated (YZP), Hot Dip Galvanizing (H.D.G.), Dacromet, Nickel Plated, Brass Plated |
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