Wholesale China High Strength Hex Bolt 8.8 Factories Exporter – SAE J429 UNC Hex Bolt hex cap screw – Haosheng

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We take "customer-friendly, quality-oriented, integrative, innovative" as objectives. "Truth and honesty" is our administration ideal for Zinc plated Hexagon Bolt , BLACK Bolt and Nut , Hot Dipped Galvanized Heavy Bolt , Our ultimate target is usually to rank as a top brand also to lead as a pioneer in our field. We are sure our profitable experience in tool generation will gain customer's trust, Wish to co-operate and co-create a far better foreseeable future with you!
Wholesale China High Strength Hex Bolt 8.8 Factories Exporter – SAE J429 UNC Hex Bolt hex cap screw – Haosheng Detail:

Products name SAE J429 2/5/8 UNC Hex Bolt/ Hex Cap Screw
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 Plain ,Zinc(Yellow,White,Blue,Black),Hop Dip Galvanized(HDG),Black Oxide,
Geomet,Dacroment,,Nickel plated,Zinc-Nickel plated
Production Process M2-M24:Cold Froging,M24-M100 Hot Forging,
Machining and CNC for Customized fastener

SAE J429 UNC Hex Bolt hex cap screw

Attributes Our Hex bolts are precise in their dimension and extremely robust in their construction. We make sure that our Hex bolts are corrosion resistant. We are highly appreciated worldwide for excellent heat and abrasion resistance. Our stainless steel Hex bolts are suitable for extremely low and high-temperature areas. Our Hex bolts have a longer service life which makes them a very trustworthy choice.

Process Characteristics

It can be divided into single-mode machine and multi-level machine. Simple structure of the product single mold machine can be completed, such as cylindrical head, external hexagon, hexagon bolt.
Multi power position is suitable for product size diversification and irregular appearance. Several sizes and structures can be completed at one time on the same set of mold.
The minimum tolerance of cold heading products can be plus or minus 0.05mm.
Material Requirements:
1. High plasticity and low hardness are required.
2. High surface quality requirements.
3. High dimensional accuracy requirements.

The Production Process

Raw materials warehousing — incoming inspection — mold opening — machine adjusting and testing — starting — rubbing teeth — surface treatment — laboratory testing — packaging and shipping.


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Wholesale China High Strength Hex Bolt 8.8 Factories Exporter –  SAE J429 UNC Hex Bolt hex cap screw  – Haosheng detail pictures


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We are experienced manufacturer. Wining the majority from the crucial certifications of its market for Wholesale China High Strength Hex Bolt 8.8 Factories Exporter – SAE J429 UNC Hex Bolt hex cap screw – Haosheng , The product will supply to all over the world, such as: Malaysia, Swiss, Lebanon, All these products are manufactured in our factory located in China. So we can guarantee our quality seriously and availably. Within these four years we sell not only our products but also our service to clients throughout the world.
  • The factory can meet continuously developing economic and market needs, so that their products are widely recognized and trusted, and that's why we chose this company.
    5 Stars By Anna from Sierra Leone - 2017.09.26 12:12
    The factory can meet continuously developing economic and market needs, so that their products are widely recognized and trusted, and that's why we chose this company.
    5 Stars By Flora from Brasilia - 2017.04.08 14:55
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