Countersunk Head Bolts
FAQs
We offer carbon steel and stainless steel fasteners. In addition, for rivets, we offer options such as carbon steel, stainless steel and aluminum.
Our surface treatments include galvanizing (white zinc, blue and white zinc, color zinc), nickel plating, blackening, hot dip galvanizing, phosphating and dacromet.
We offer bolts of various strength levels:
Metric strength grades: 4.6, 4.8, 5.8, 8.8, 10.9, 12.9
Imperial strength grades: 2, 5, 8
We maintain a strict quality control process. After production and before shipment, we perform hardness testing, salt spray testing, torque testing and automatic optical inspection.
We set a minimum order of 1000 kg to ensure the best cost effectiveness and optimize production and transportation. While this may be inconvenient for customers with fewer orders, we are willing to discuss solutions to meet different needs.
Due to the wide variety of fasteners, some may not be shown on our website. If you cannot find the product you need, please feel free to contact us and we will be more than happy to help you.
I should think so! You can customize non-standard fasteners. Please submit your specifications and requirements and we will evaluate and provide a quote. We guarantee high quality production and comprehensive after-sales support. If you have any questions, please feel free to contact us.