Wholesale China UNC Bolts Factories Exporter – DIN 933/DIN931Black Grade 8.8 Hex Head Bolt – Haosheng

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High-quality comes 1st; support is foremost; business is cooperation" is our small business philosophy which is regularly observed and pursued by our organization for Hex Socket Screw , DIN933 Bolts , HDG Heavy Hex Bolt , Good quality and competitive prices make our products enjoy a high reputation all over the word.
Wholesale China UNC Bolts Factories Exporter – DIN 933/DIN931Black Grade 8.8 Hex Head Bolt – Haosheng Detail:

Products name Black Grade 8.8 DIN 933 /DIN931 Hex Head Bolt
Standard DIN,ASTM/ANSI JIS EN ISO,AS,GB
Steel Grade: DIN: Gr.4.6,4.8,5.6,5.8,8.8,10.9,12.9;  SAE: Gr.2,5,8;
ASTM: 307A,A325,A490,
Finishing Zinc(Yellow,White,Blue,Black),Hop Dip Galvanized(HDG),Black Oxide,
Geomet,Dacroment,anodization,Nickel plated,Zinc-Nickel plated
Production Process M2-M24:Cold Froging,M24-M100 Hot Forging,
Machining and CNC for Customized fastener
Customized Products Lead time 30-60days,
Free Samples for standard fastener

Black Grade 8.8 DIN 933 DIN931 Hex Head Bolt Black Grade 8.8 DIN 933 DIN931 Hex Head Bolt

What are they used for

Our Hex bolts are currently being used in major construction and repair projects around the world. Being the industry-leading Hex bolt manufacturer India and Hex bolt exporter from the country, our products are much sought after. Our hex bolts are being used for many different applications across construction, repair, automotive industries. They can be used for fastening wood and steel. They are used in major construction projects such as buildings, bridges, marine docks.

Manufacturing Process

As the leading Hex bolt manufacture china and Hex bolt exporter, we take immense effort in manufacturing the best bolts in the business. All our hex bolts are manufactured as per the international standards. We also cater to a wide range of customer specifications and preferences. We have a state of the art manufacturing facility with all the advanced machinery. We use only advanced machinery including welding machine and the drilling machine to produce our Hex bolts. Every single Hex bolt coming out of our facility is manufactured in strict conformance with the international norms of quality.


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Wholesale China UNC Bolts Factories Exporter –   DIN 933/DIN931Black Grade 8.8 Hex Head Bolt  – Haosheng detail pictures


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We stick to our enterprise spirit of "Quality, Performance, Innovation and Integrity". We purpose to create a lot more price for our prospects with our rich resources, innovative machinery, experienced workers and great products and services for Wholesale China UNC Bolts Factories Exporter – DIN 933/DIN931Black Grade 8.8 Hex Head Bolt – Haosheng , The product will supply to all over the world, such as: belarus, Zimbabwe, Cairo, We integrate all our advantages to continuously innovate, improve and optimize our industrial structure and product performance. We will always believe in and work on it. Welcome to join us to promote green light, together we will make a better Future!
  • The factory workers have rich industry knowledge and operational experience, we learned a lot in working with them,we are extremely grateful that we can encount a good company has excellent wokers.
    5 Stars By Austin Helman from Albania - 2017.11.20 15:58
    As a veteran of this industry, we can say that the company can be a leader in the industry, select them is right.
    5 Stars By Griselda from Bolivia - 2018.06.12 16:22
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