Wholesale China GB Hex Bolt 4.8 Factories Exporter – SAE J429/UNC Hex Bolt/Hex Cap Screw – Haosheng

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Assume full obligation to meet all demands of our customers; accomplish ongoing advancements by promoting the advancement of our customers; become the final permanent cooperative partner of clientele and maximize the interests of shoppers for UNC Hex Bolt GRADE2 , Black Allen Set Screw , DIN6914 Structural Bolt , We warmly welcome small business companions from all walks of lifestyle, hope to establish friendly and cooperative business make contact with with you and attain a win-win objective.
Wholesale China GB Hex Bolt 4.8 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 GB Hex Bolt 4.8 Factories Exporter –  SAE J429/UNC Hex Bolt/Hex Cap Screw  – Haosheng detail pictures


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Our personnel are always in the spirit of "continuous improvement and excellence", and with the superior quality products, favorable price and good after-sales services, we try to win every customer's trust for Wholesale China GB Hex Bolt 4.8 Factories Exporter – SAE J429/UNC Hex Bolt/Hex Cap Screw – Haosheng , The product will supply to all over the world, such as: Hungary, Plymouth, Kuala Lumpur, Our aim is to help customers realize their goals. We have been making great efforts to achieve this win-win situation and sincerely welcome you to join us. In a word, when you choose us, you choose a perfect life. Welcome to visit our factory and welcome your order! For further inquiries, you should do not hesitate to contact us.
  • The sales person is professional and responsible, warm and polite, we had a pleasant conversation and no language barriers on communication.
    5 Stars By Betsy from Azerbaijan - 2018.12.25 12:43
    The factory technical staff gave us a lot of good advice in the cooperation process, this is very good, we are very grateful.
    5 Stars By Denise from Comoros - 2017.11.11 11:41
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