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Hex Head Self-locking Screws

Hex Head Self-locking Screws is a very strong fastener, very suitable for indoor and outdoor use, and has excellent rust resistance in water applications.

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Hex Head Self-locking Screws are hardware fasteners that are widely used in various industries such as aerospace, automotive, and construction. These screws have been designed with a unique self-locking mechanism that helps prevent loosening due to vibration, making them ideal for applications that require high levels of reliability and safety.


As a manufacturer located in China, we are proud to offer high-quality Hex Head Self-locking Screws to merchants around the world. Our screws are manufactured using advanced technology and top-quality materials, ensuring that they meet the highest industry standards.




One of the key features of our Hex Head Self-locking Screws is their self-locking mechanism. Unlike traditional screws, which can come loose due to vibration or other external factors, our screws are designed to stay in place, providing a secure connection that can withstand heavy loads and frequent use.


Our screws are also made from high-strength materials such as stainless steel, alloy steel, and titanium, which provides excellent resistance to corrosion and other forms of wear and tear. This makes them ideal for use in harsh environments, where traditional screws might not hold up to the elements.


In addition, our Hex Head Self-locking Screws come in a variety of sizes and thread types, ensuring that they can be used in a wide range of applications. Whether you need screws for industrial machinery, automotive assemblies, or construction projects, we have the perfect solution to meet your needs.




By offering Hex Head Self-locking Screws to your customers, you can provide them with a number of benefits that traditional screws simply can't match. For example, our screws can help reduce maintenance costs by minimizing the need for frequent tightening or replacement due to loosening.


Our screws can also help improve safety and reliability in a range of applications. By preventing screws from coming loose or falling out, we can help prevent accidents and equipment damage, which can in turn save businesses time and money.


In addition, our screws are easy to install and require no special tools or expertise, making them a great choice for both professional and DIY applications. Whether you're a seasoned mechanic or a novice builder, you can trust our Hex Head Self-locking Screws to provide the durability and dependability you need.




In conclusion, Hex Head Self-locking Screws are an essential hardware component for a wide range of industries and applications. At our China-based manufacturing facility, we are committed to producing top-quality screws that meet the highest industry standards and offer unparalleled reliability and durability.


By offering our Hex Head Self-locking Screws to your customers, you can provide them with a high-quality product that not only improves the safety and reliability of their equipment but also helps reduce maintenance costs and increase overall efficiency.


So why wait? Contact us today to learn more about our Hex Head Self-locking Screws and place your order with confidence knowing that you are getting the best products at the most competitive prices.



The Hex Head Self-locking Screws are very strong fasteners, ideal for indoor and outdoor use. They have excellent rust resistance when applied in water. And this excellent rust resistance benefits from our surface treatment process. Everyone knows that the screws will rust when it is used for a long time. The electroplating process is to soak the rusted part of the screws in an aqueous solution that contains rich metal compound. And then, after the passage of electric current, the screws can be not easy to rust. Electroplating processes usually include zinc, copper, nickel, chromium, copper-nickel alloys, etc. We are very confident that we can provide you with quality products and provide you with a worry-free warranty.


1. There are many stress surfaces, so the bearing capacity and impact resistance are stronger than ordinary screws.

2. There are a variety of surface treatment methods for you to choose.

3. The products have good rust resistance and water resistance.

4. The price is cheap and can be purchased in large quantities.

Product Details

● Product Type: Self tapping screw

● Product Name: Hex Head Self-locking Screws

● Size: ST2.9-ST9.5;Special size can be enquired and supported

● Product Executive Standards: ANSI, DIN, ISO, GB; or Per customer’s drawing

● System of Measurement: Metric/Inch

● Head type: Hexagon head

● Material: Low carbon steel / medium carbon steel / alloy steel/Stainless steel

● Grade: Case harden-- Surface hardness min450HV

core hardness 270 ~ 390HV/290~370HV


● Support non-standard customization

● Country of Origin: China



Our advantage

1. Our professional R&D and QC team can strictly control the product quality to meet your requirement.

2. We offer the best service according to your request, ranging from production, processing to packaging, etc.

3. Our products are of high quality at cheap price, and delivered on time.

4. Small quantity is acceptable.



1. Q:Are you a manufacturer, trading company or a third party?

A:We are a manufacturer, and we have builded up our company since 2004.

2. Q: what NDT equipment do you have?

A: We have ultrasonic flaw detector.

3. Q: About after-sales service, how do you solve the problems of overseas customers in time?

A: We have one-to-one customer service and give a reply within 24 hours. During this period, we will immediately arrange international express delivery to ensure that the replaced parts are delivered as soon as possible.



Why choose us?

  • We offer a wide range of Non-standard Customization products that can be customized to meet the needs of any industry or application.
  • We rely on the continuous development of the company, so that all employees in both material and spiritual satisfaction, while continuing to contribute to the development of the social plastic packaging Hex Head Self-locking Screws industry.
  • Our Non-standard Customization products are highly regarded for their precision, reliability, and exceptional quality.
  • Our corporate spirit is, innovation, passion, collaboration and integrity.
  • We are committed to delivering exceptional customer service and support to ensure our clients are completely satisfied with our Non-standard Customization products.
  • We are committed to driving social development and change, creating state-of-the-art Hex Head Self-locking Screws for our customers, and creating value for society.
  • Our focus is on producing high-quality Non-standard Customization products that meet the specific needs of our clients.
  • We use innovative, environmentally friendly technologies to improve energy efficiency and help achieve sustainable development.
  • Our company is dedicated to offering flexible and efficient services in the production of Non-standard Customization products.
  • We pursue the management policy of "standardized management, continuous improvement, sincere service, high quality and efficiency, environmental protection and care for employees".

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