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Mike Li
Mike Li
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2025 Top 10 Knurled Pins Manufacturers in the world

Jan 16, 2026

Introduction to Knurled Pins

Knurled pins are mechanical fasteners with a textured surface, typically created by a process called knurling. This texturing provides improved grip and retention when the pins are inserted into holes. They are widely used in various industries, including automotive, aerospace, machinery, and electronics, to secure components, align parts, or provide a pivot point. The knurling can come in different patterns such as straight, diamond, or spiral, each offering unique advantages in terms of installation ease, holding power, and resistance to rotation.


Top 10 Knurled Pins Manufacturers

1. Hangzhou Wenqi Machinery Co., Ltd.

Hangzhou Wenqi Machinery Co., Ltd. is a leading manufacturer in the field of knurled pins. Based in Hangzhou, China, the company has been dedicated to the production of high - quality dowel pins and knurled pins for many years. With a focus on precision manufacturing and customer - centric service, Hangzhou Wenqi Machinery has built a solid reputation in the global market.


The company is equipped with advanced production facilities and a team of experienced technicians. Their production process adheres to strict quality control standards, ensuring that each knurled pin meets or exceeds international quality requirements. They offer a wide range of knurled pins in different sizes, materials, and knurling patterns to meet the diverse needs of customers.


Features in Knurled Pins:


  • Precision Manufacturing: The company uses state - of - the - art machinery to produce knurled pins with high dimensional accuracy. This ensures a perfect fit in applications, reducing the risk of loosening or misalignment.
  • Diverse Material Options: They offer knurled pins made from various materials such as stainless steel, carbon steel, and alloy steel. Different materials provide different properties, such as corrosion resistance, high strength, and wear resistance.
  • Customization: Hangzhou Wenqi Machinery Co., Ltd. is capable of customizing knurled pins according to customer specifications. Whether it is a special size, unique knurling pattern, or specific material requirement, they can fulfill the order.


Company Advantages:


  • Cost - effective: The company benefits from the efficient production process and local supply chain in Hangzhou, which allows them to offer competitive prices without sacrificing quality.
  • Rapid Delivery: With a well - organized production and logistics system, they can ensure timely delivery of orders, even for large - scale projects.
  • Excellent Customer Service: Their customer service team is responsive and professional, providing technical support and after - sales service to customers around the world.


Website: https://www.wqdowelpins.com/


2. Bossard Group

Bossard Group is a global leader in fastening technology. Headquartered in Zug, Switzerland, the company has a long - standing history of providing high - quality fastening solutions. With a presence in over 60 countries, Bossard has a vast network of sales and distribution channels, enabling it to serve customers worldwide.


In the field of knurled pins, Bossard offers a comprehensive range of products. They have a strong focus on innovation and research, constantly developing new materials and manufacturing processes to improve the performance of their knurled pins.


Features in Knurled Pins:


  • Innovative Materials: Bossard invests heavily in research to develop new materials for knurled pins. These new materials offer enhanced properties such as better fatigue resistance and higher corrosion protection.
  • Integrated Solutions: The company provides not only knurled pins but also integrated fastening solutions. They work closely with customers to understand their specific needs and offer a complete package of products and services.
  • Quality Assurance: Bossard has a strict quality control system in place. Their knurled pins are tested thoroughly at every stage of production to ensure compliance with international standards.


Company Advantages:


  • Global Reach: With its extensive international network, Bossard can provide quick and efficient service to customers anywhere in the world.
  • Technical Expertise: The company has a team of highly skilled engineers and technicians who can offer technical support and advice to customers.
  • Sustainability: Bossard is committed to sustainable development. Their manufacturing processes are designed to minimize environmental impact, and they offer eco - friendly fastening solutions.


3. PennEngineering

PennEngineering is a well - known manufacturer of engineered fastening products. Based in Danboro, Pennsylvania, USA, the company has been in business for over 70 years. PennEngineering has a wide range of products, including knurled pins, that are used in various industries such as automotive, aerospace, and consumer electronics.


The company has a reputation for producing high - quality, reliable fastening solutions. Their manufacturing facilities are equipped with the latest technology, allowing them to produce knurled pins with high precision.


Features in Knurled Pins:


  • High - Precision Manufacturing: PennEngineering uses advanced machining and forming techniques to produce knurled pins with tight tolerances. This ensures a consistent and reliable performance in applications.
  • Wide Product Range: They offer a large variety of knurled pins in different sizes, shapes, and materials. This allows customers to choose the most suitable product for their specific requirements.
  • Product Testing: Before the products are released to the market, they undergo rigorous testing, including torque testing, pull - out testing, and corrosion testing, to ensure their quality and performance.


Company Advantages:


  • Industry Experience: With over seven decades of experience in the fastening industry, PennEngineering has in - depth knowledge and expertise in producing high - quality knurled pins.
  • Customer - Focused Innovation: The company constantly listens to customer feedback and invests in research and development to introduce new and improved products.
  • Strong Distribution Network: Their extensive distribution network ensures that their products are readily available to customers around the world.


4. EJOT Group

The EJOT Group is a family - owned company based in Hamlar - Laak, Germany. It is one of the leading manufacturers of fastening and joining technology. EJOT has a global presence, with production sites and sales offices in many countries.


In the area of knurled pins, EJOT offers a range of products that are known for their high quality and reliability. The company has a strong commitment to research and development, aiming to provide innovative solutions to its customers.


Features in Knurled Pins:


  • Optimized Design: EJOT's knurled pins are designed with advanced engineering techniques to ensure maximum holding power and ease of installation.
  • Surface Treatment: They offer various surface treatments for their knurled pins, such as zinc plating and phosphatizing, which enhance the corrosion resistance of the products.
  • Compatibility: EJOT's knurled pins are designed to be compatible with a wide range of materials and components, making them suitable for different applications.


Company Advantages:


  • Family - Owned Business Values: EJOT's family - owned structure allows for long - term planning and a focus on high - quality products and customer satisfaction.
  • Local Service with Global Reach: The company has a global network of local sales and service teams, providing personalized support to customers in different regions.
  • Sustainable Production: EJOT is committed to sustainable production methods, reducing waste and energy consumption in its manufacturing processes.


5. ITW Shakeproof

ITW Shakeproof is a division of Illinois Tool Works (ITW), a large multinational company. ITW Shakeproof is a leading provider of fastening solutions, including knurled pins. The company has a long history of innovation and quality in the fastening industry.


ITW Shakeproof's knurled pins are used in a variety of applications, from automotive engines to industrial machinery. The company has a strong focus on product development and quality control.


Features in Knurled Pins:


  • Anti - Vibration Design: ITW Shakeproof's knurled pins are designed with features that resist vibration, ensuring that they remain securely in place even in high - stress applications.
  • Advanced Manufacturing Processes: The company uses advanced manufacturing processes such as cold forming and precision machining to produce knurled pins with high quality and consistency.
  • Material Expertise: ITW Shakeproof has in - depth knowledge of different materials and can select the most appropriate material for each application, considering factors such as strength, corrosion resistance, and cost.


Company Advantages:


  • Multinational Resources: As a division of ITW, ITW Shakeproof has access to the vast resources of a large multinational company, including research and development capabilities and global supply chain management.
  • Brand Reputation: The ITW brand is well - known and respected in the industry, which gives customers confidence in the quality of ITW Shakeproof's products.
  • Technical Support: The company offers comprehensive technical support to its customers, helping them select the right knurled pins for their applications and providing installation guidance.


6. Spirol International Corporation

Spirol International Corporation is a global manufacturer of engineered components, including knurled pins. Headquartered in Danielson, Connecticut, USA, Spirol has manufacturing facilities in North America, Europe, and Asia.


The company has a reputation for producing high - precision components. Their knurled pins are designed and manufactured to meet the strict requirements of various industries, such as medical devices, electronics, and automotive.


Features in Knurled Pins:


  • Micro - Precision Manufacturing: Spirol is capable of producing knurled pins with extremely small dimensions and high precision. This makes them suitable for applications where space is limited and accuracy is crucial.
  • Material Selection and Treatment: The company offers a wide range of materials for knurled pins and uses advanced material treatment methods to improve the mechanical properties of the pins.
  • Design Flexibility: Spirol can customize knurled pins according to customer designs. Their engineering team works closely with customers to develop solutions that meet their specific needs.


Company Advantages:


  • Global Production and Support: With manufacturing facilities and sales offices around the world, Spirol can provide local support to customers while maintaining a global presence.
  • Engineering Expertise: The company has a team of experienced engineers who can offer innovative design solutions and technical support throughout the product development process.
  • Quality Certifications: Spirol holds various quality certifications, such as ISO 9001 and ISO 13485, which demonstrate its commitment to quality management.


7. Precision Brand Products

Precision Brand Products is a leading manufacturer of high - precision industrial products, including knurled pins. Based in St. Louis, Missouri, USA, the company has been in business for over 60 years.


Precision Brand Products is known for its attention to detail and commitment to quality. Their knurled pins are used in a wide range of applications, from precision instruments to heavy machinery.


Features in Knurled Pins:


  • Ultra - High Precision: The company's manufacturing processes are optimized for ultra - high precision. Their knurled pins have very tight dimensional tolerances, ensuring a perfect fit in applications.
  • Quality Finish: Precision Brand Products offers knurled pins with a high - quality finish, which not only enhances the appearance but also improves the corrosion resistance of the pins.
  • Inventory Management: The company maintains a large inventory of standard knurled pins, allowing for quick delivery to customers.


Company Advantages:


  • Long - Standing Reputation: With over six decades of experience, Precision Brand Products has built a strong reputation for quality and reliability in the industry.
  • Customer - Driven Innovation: The company actively listens to customer feedback and continuously innovates to improve its products and services.
  • Local and Global Reach: While having a strong local presence in the United States, Precision Brand Products also serves customers globally through its distribution network.


8. Taptite

Taptite is a well - recognized manufacturer of self - tapping fasteners and knurled pins. The company has a long history of providing high - quality fastening solutions to various industries, including automotive, construction, and furniture.


Taptite's knurled pins are designed to provide a secure and reliable connection. They are known for their ease of installation and high holding power.


Features in Knurled Pins:


  • Self - Tapping Design: Taptite's knurled pins often feature a self - tapping design, which eliminates the need for pre - tapping in the mating material. This simplifies the installation process and reduces assembly time.
  • High Holding Power: The unique design of Taptite's knurled pins provides excellent holding power, ensuring that the pins remain firmly in place even under high loads.
  • Corrosion Resistance: The company offers knurled pins with various surface treatments to enhance corrosion resistance, making them suitable for use in different environments.


Company Advantages:


  • Fastening Expertise: Taptite has extensive expertise in self - tapping fasteners, which allows them to develop knurled pins with superior performance.
  • Cost - Effective Solutions: Their products are designed to be cost - effective, providing high value for customers without sacrificing quality.
  • Technical Training: Taptite provides technical training and support to its customers, helping them understand the proper use and installation of their knurled pins.


9. PEM Fastening Systems

PEM Fastening Systems is a division of PennEngineering and is a leading provider of precision fastening solutions. The company offers a wide range of products, including knurled pins, that are used in electronics, automotive, and other high - tech industries.


PEM's knurled pins are known for their high quality and precision. The company has a strong focus on innovation and product development.


Features in Knurled Pins:


  • Miniaturization: PEM specializes in producing small - sized knurled pins for applications where space is limited, such as in mobile devices and micro - electronics.
  • Surface Mount Technology (SMT) Compatibility: Some of PEM's knurled pins are designed for SMT applications, allowing for automated assembly in the electronics industry.
  • High - Performance Materials: The company uses high - performance materials to ensure the durability and reliability of its knurled pins in demanding applications.


Company Advantages:


  • Integration with PennEngineering: As a division of PennEngineering, PEM benefits from the parent company's resources, including research and development, manufacturing capabilities, and global distribution network.
  • Innovation in Fastening Technology: PEM is at the forefront of innovation in fastening technology, constantly introducing new products and solutions to meet the evolving needs of the market.
  • Customer - Centric Approach: The company focuses on understanding customer requirements and providing customized solutions to meet their specific needs.


10. Avdel

Avdel is a well - established brand in the fastening industry. It is part of the Stanley Black & Decker family of companies. Avdel offers a wide range of fastening products, including knurled pins, that are used in automotive, aerospace, and industrial applications.


The company has a long history of providing reliable and high - quality fastening solutions. Their knurled pins are designed to meet the strict requirements of different industries.


Features in Knurled Pins:


  • Aerospace - Grade Quality: Avdel's knurled pins used in aerospace applications are manufactured to meet the highest quality and safety standards. They are made from high - strength materials and undergo rigorous testing.
  • Ease of Installation: The company's knurled pins are designed for easy installation, reducing assembly time and labor costs.
  • Product Standardization: Avdel offers a range of standardized knurled pins, which makes it easier for customers to select and source the right products.


Company Advantages:


  • Association with Stanley Black & Decker: Being part of Stanley Black & Decker, Avdel benefits from the parent company's strong brand reputation, global reach, and research and development capabilities.
  • Industry - Specific Solutions: The company has in - depth knowledge of different industries and can provide industry - specific knurled pin solutions.
  • After - Sales Support: Avdel offers comprehensive after - sales support, including technical assistance and warranty services, to ensure customer satisfaction.


Conclusion

The top 10 knurled pins manufacturers in the world each bring their own unique strengths and features to the table. Whether it is the precision manufacturing of Hangzhou Wenqi Machinery Co., Ltd., the global reach of Bossard Group, or the innovation of PennEngineering, these companies play a crucial role in the knurled pins market.


Customers can choose a manufacturer based on their specific requirements, such as the need for high - precision products, a wide range of material options, or cost - effective solutions. As technology continues to advance, these manufacturers will likely continue to invest in research and development, further improving the performance and quality of their knurled pins and driving the growth of the industry.


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