The company is committed to serving the high-precision and efficient production mode of the factory, carrying out hardened carriage bolts, DIN603 Black Carriage Bolt Class 4 8, 1 2 inch carriage bolts automated R&D and production, and helping the rapid development of the industry. We will always adhere to the people-oriented approach in our future development and provide first-class carriage bolt for wood and services to the society. Our goal is to build long-term relationships with our customers by providing outstanding products and dependable service. Our company hopes to meet the development needs of enterprises and employees and achieve the goal of win-win. Our company has an independent research and development center and production workshop, serving a large number of customers at home and abroad. Advanced production equipment enables our output to quickly meet customer needs and achieve fast and accurate delivery. Our team of experts is highly skilled and experienced in their areas of expertise, and they work tirelessly to deliver exceptional results. Talent is the source of growth and development of the enterprise, and a high-quality talent team is the driving force of the enterprise, so we fully respect and cherish the talent. We are a reliable, dependable, and trustworthy partner for our clients.
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![High-strength Carriage Bolts Grade 8.8 with Zinc Plating]()
High-strength Carriage Bolts Grade 8.8 with Zinc PlatingManufactured to precision German DIN 603 standards, this high-strength carriage bolt delivers exceptional load-bearing capacity and long-term reliability for timber construction, shelving systems,...read more -
![Carbon Steel Blue-white Zinc Hex Socket Cap Bolt With Knurled /Non-Knurled]()
Carbon Steel Blue-white Zinc Hex Socket Cap Bolt With Knu...We supply high-quality carbon steel, blue-white zinc-plated round-head socket head cap screws designed for high-strength and precision fastening. Available with either a ribbed or smooth head...read more -
![Carbon Steel Blue-White Zinc Plated Carriage Bolts DIN 603 Square Neck Coach Bolts]()
Carbon Steel Blue-White Zinc Plated Carriage Bolts DIN 60...We supply high-quality carbon steel blue-white zinc plated carriage bolts designed for reliable fastening in wood structures, fencing, and general construction applications. Manufactured to DIN...read more -
![A4-316 Stainless Steel Carriage Bolts Corrosion-Resistant Square Neck Fasteners]()
A4-316 Stainless Steel Carriage Bolts Corrosion-Resistant...We supply high-quality 316 stainless steel carriage bolts designed for superior corrosion resistance in demanding environments. Manufactured to DIN 603 and ASME B18.5 standards, these round head...read more -
![Grade 4.8 Black Flange Bolt with Serrations]()
Grade 4.8 Black Flange Bolt with SerrationsRough-surfaced anti-loosening design, Blackening/Phosphating treatment, Low-cost anti-loosening fasteners, Suitable for wood structures, agricultural machinery, household appliances.read more -
![Din603 Black Carriage Bolt Class 4.8]()
Din603 Black Carriage Bolt Class 4.8Precision-manufactured to German DIN 603 standards, this black-finish carriage bolt offers a reliable and economical fastening solution for light-to-medium duty indoor applications. The smooth...read more -
![Galvanized Carriage Bolts Grade 4.8]()
Galvanized Carriage Bolts Grade 4.8Assembly of tables and chairs, connection of cabinet bodies, fixation of bed frames - The round heads are aesthetically pleasing and do not leave any traces, while the square necks prevent...read more -
![Stainless Steel 304 Carriage Bolts Din603]()
Stainless Steel 304 Carriage Bolts Din603Engineered for demanding environments where rust-free, maintenance-free performance is essential, our Stainless Steel 304 Carriage Bolt delivers the ultimate combination of durability, aesthetics,...read more -
![Black Hexagon Socket Head Cap Bolt Fine Thread Grade 10.9]()
Black Hexagon Socket Head Cap Bolt Fine Thread Grade 10.9Engineered for applications demanding exceptional tensile strength and precise thread engagement, this Grade 10.9 hexagon socket head cap bolt delivers superior mechanical performance in a...read more
Margaret Rosenberg
After we received the goods, we still didn't know how to use them, so we consulted customer service, but I didn't expect the customer service staff to be very friendly. We got a detailed and
Cynthia Dobson
As our business has grown, this company has provided a role beyond a professional supplier and has even become our mentor and friend.
Chris Hobbs
You have always made integrity the cornerstone of your business, and I'm glad you've really delivered.
Virginia Healy
We are very grateful to this supplier for its excellence in products and dedication to customers. I hope that your company will continue to provide sincere services to customers, play a pragmatic
Amanda Lewis
I have bought products from this supplier many times and it is indeed better than others.
Beth Johnson
Your Product Manager has a positive work ethic and is highly motivated to take the lead in the group.
We specialize in the production of various specifications of DIN 6923 Serrated Flange Nut, H T GRADE BLACK 8 8 BOLT ONLY METRIC COURCE DIN933, Prevailing Torque Nut Carbon Steel 4 8 With Blue Nylon Washer, our goal is to become one of your most reliable partners. Hebei Kappa Metal Products Co., Ltd. is one of the most experienced carriage bolt for wood manufacturers and suppliers in China. With a professional production team, we are able to meet the needs of the majority of our customers. Please rest assured to buy bulk high quality carriage bolt for wood in stock here from our factory.