Wholesale China HDG Hexagon Bolt Manufacturers Suppliers – Black Grade 8.8 DIN 933 DIN931 Hex Head Bolt – Haosheng

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Our development depends on the advanced equipment, excellent talents and continuously strengthened technology forces for HDG Bolts and Nuts , UNC Hex Cap Screw , 12.9 Allen Set Screw , The continual availability of high grade products in combination with our excellent pre- and after-sales service ensures strong competitiveness in an increasingly globalized market.
Wholesale China HDG Hexagon Bolt Manufacturers Suppliers – Black Grade 8.8 DIN 933 DIN931 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 HDG Hexagon Bolt Manufacturers Suppliers –  Black Grade 8.8 DIN 933 DIN931 Hex Head Bolt  – Haosheng detail pictures


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We attempt for excellence, company the customers", hopes to be the top cooperation team and dominator company for personnel, suppliers and customers, realizes price share and continual marketing for Wholesale China HDG Hexagon Bolt Manufacturers Suppliers – Black Grade 8.8 DIN 933 DIN931 Hex Head Bolt – Haosheng , The product will supply to all over the world, such as: UAE, Frankfurt, Swedish, The working experience in the field has helped us forged a strong relations with customers and partners both in domestic and international market. For years, our products and solutions have been exported to more than 15 countries in the world and have been widely used by customers.
  • In China, we have purchased many times, this time is the most successful and most satisfactory, a sincere and realiable Chinese manufacturer!
    5 Stars By Marian from Poland - 2017.08.16 13:39
    The sales person is professional and responsible, warm and polite, we had a pleasant conversation and no language barriers on communication.
    5 Stars By Afra from Lithuania - 2018.06.18 17:25
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