JM Hardware® Custom Round Screw
Custom Screw Manufacturer – ISO 9001 Made-to-Order Fasteners
In a bright shop where machines hum and sparks fly, our team crafts each screw with steady hands and sharp eyes. Backed by ISO 9001, every made-to-order fastener is checked, measured, and tested to fit your needs down to the last thread. The result: fast, strong, true parts that slip into your work with ease — trusted worldwide for quality and on-time delivery.
Product features
As an ISO 9001-compliant custom screw manufacturer, we deliver made-to-order fasteners in stainless, carbon and alloy steels, brass and aluminum with selectable surface finishes (zinc, galvanization, black oxide, powder coat) and tight dimensional tolerances to match specific project requirements. These fasteners provide clear value through tailored mechanical properties and corrosion resistance for applications from heavy construction to precision machinery, available in standard and specialized forms (hex, flange, precision round) to fulfill load, fit and assembly functions. Produced on automated cold-heading, heat-treatment and machining lines with multilayer quality control — incoming material checks, first-part inspection, hourly self-inspection, periodic QC audits and finished-product test reports (SGS/third‑party available) — they offer consistent structural integrity, traceability and flexible packaging.
Team strength
Our seasoned engineering and production team combines ISO 9001-certified quality management with decades of fastener expertise to deliver made-to-order screws that meet exact specifications. Core strengths include precision machining, material science knowledge, in-house tooling, and rigorous QC labs for dimensional and mechanical testing. Value attributes include rapid prototyping, customized production planning, responsive technical support, and on-time logistics coordination. Cross-functional collaboration between R&D, production, and QA enables problem-solving for complex applications and consistent batch-to-batch reliability. Customers benefit from transparent communication, traceable quality documentation, and scalable capacity to support prototypes through full-scale manufacturing, delivering measurable cost savings and long-term supply assurances reliably.
Why choose us
Our dedicated engineering and production team combines over 15 years of fastener expertise with ISO 9001–aligned quality systems, delivering precision-made, custom screws on demand. Cross-functional specialists in materials, threading, heat treatment, CNC machining, and inspection collaborate to optimize design for performance, cost, and manufacturability. Rapid prototyping and in-line quality control ensure consistent tolerances, traceability, and on-time delivery. Customer-focused project managers provide technical consultation, fast quotes, and responsive after-sales support. This skilled, certified team transforms complex requirements into reliable, scalable fastener solutions—minimizing risk and accelerating time-to-market for industrial, automotive, and electronics customers worldwide. We continuously invest in training and advanced equipment.
Product Introduction
At JM Hardware®, we take pride in offering custom bolt solutions tailored to your specific needs. Custom bolts are a versatile fastening solution designed to meet unique project requirements, offering flexibility in material selection, surface finish, and functionality.
Material and Surface Finish:
Custom bolts can be manufactured from a variety of materials, including stainless steel, carbon steel, alloy steel, brass, and aluminum, among others. The choice of material depends on factors such as environmental conditions, load requirements, and corrosion resistance. Additionally, custom bolts can be finished with coatings such as zinc plating, galvanization, black oxide, or powder coating to enhance durability and appearance.
Functionality:
Custom bolts serve a multitude of purposes across various industries and applications. Whether you need structural bolts for heavy-duty construction projects, precision bolts for machinery assembly, or corrosion-resistant bolts for marine environments, we can tailor the design to meet your specific requirements. From standard hex bolts to specialized flange bolts, we offer a wide range of options to suit your needs.
Product Display
JM Hardware® Custom Round Screw
JM Hardware® Custom Round Screw
Quality Control
JM Hardware conducts product quality control in strict accordance with ISO 9001 standards to ensure that our products meet high quality standards. Below are our five quality control steps:
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Incoming material control
We carry out strict incoming material control by conducting dimensional tests on each batch of raw materials and checking the raw material reports from the steel mills. This ensures that the raw materials we use are within specification and provide a reliable basis for production.
We carry out strict incoming material control by conducting dimensional tests on each batch of raw materials and checking the raw material reports from the steel mills. This ensures that the raw materials we use are within specification and provide a reliable basis for production.
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First part control
After the mold assembly is completed, we conduct a thorough inspection of the first production part and make detailed records. Only qualified first parts can be released to start mass production. This step ensures that the quality of the product meets the standard at the beginning.
After the mold assembly is completed, we conduct a thorough inspection of the first production part and make detailed records. Only qualified first parts can be released to start mass production. This step ensures that the quality of the product meets the standard at the beginning.
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Self-inspection by workers during mass production
In the mass production process, we require the workers of each machine to carry out self-inspection every hour. If any substandard product is found, we will immediately pick or scrap the production within this hour until the problem is solved and meets the standard of conformity, and then we can continue the production. This self-inspection mechanism helps to find and solve problems in time during the production process.
In the mass production process, we require the workers of each machine to carry out self-inspection every hour. If any substandard product is found, we will immediately pick or scrap the production within this hour until the problem is solved and meets the standard of conformity, and then we can continue the production. This self-inspection mechanism helps to find and solve problems in time during the production process.
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QC inspection during mass production
In addition, every two hours, the quality inspection personnel will carry out random inspection on the products of each machine. Only qualified products can continue to flow into the next production stage. If non-conforming products are found, we will take the same selection or scrapping measures and ensure that the problem is properly handled. This helps provide additional quality assurance.
In addition, every two hours, the quality inspection personnel will carry out random inspection on the products of each machine. Only qualified products can continue to flow into the next production stage. If non-conforming products are found, we will take the same selection or scrapping measures and ensure that the problem is properly handled. This helps provide additional quality assurance.
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Finished product control
Finally, after each batch of finished product is made, we conduct random inspections in proportion to the order. Qualified products will be packaged and put into storage, while unqualified products will be returned for further analysis and rectification. We insist on ensuring that the quality of our products meets high standards so that we can provide reliable products to our customers.
Finally, after each batch of finished product is made, we conduct random inspections in proportion to the order. Qualified products will be packaged and put into storage, while unqualified products will be returned for further analysis and rectification. We insist on ensuring that the quality of our products meets high standards so that we can provide reliable products to our customers.
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Non-conforming goods management
According to the process of JMhardware's non-conforming products handling, pick or scrap. And the problem of rectification and tracking reasons to ensure that non-conforming products will not flow into the market.
According to the process of JMhardware's non-conforming products handling, pick or scrap. And the problem of rectification and tracking reasons to ensure that non-conforming products will not flow into the market.
These quality control measures constitute JM Hardware's quality management system, and we are constantly striving to improve the quality of our products and are committed to meeting the needs of our customers. We believe that quality control is the key to our success.
Production equipment
Testing Equipment
Test report
JM Hardware® provides each batch of products with a finished product test report issued by our laboratory. If you need a test report issued by a third party, please inform us separately. The following two templates are for reference
SGS testing report
Third-party testing report
Packing
Why Choose Us
Registered trademarks
RegisterJM in USA，EU ，UK，Quality Assuranc
Strong R&D Capability
Successfully developed 680+ new products in past 16 years
Rich Industry Experience
JM has the rich experience to supply the high quality fasteners to Project contractor
Mature & professional service teams
Provides 24/7 online and offline services for you,70%stuff have 5+ working experience in JM
Rich export experience
15+ years exported to 70+ countries
Supply one-stop service & DDP term
Help clients purchase other products,realize door-to-door service to make international procurement more convenient
Certificate
Valued Partners
JM Hardware @ has exported its hardware parts to over 85 countries around the world.
We will make unremitting efforts to provide hardware parts with high quality and reasonable prices for our customers.
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Contact us
we welcome custom designs and ideas and is able to cater to the specific requirements. for more information, please visit the website or contact us directly with questions or inquiries.
xarella.huang@jm-fastener.comOur address
Add: Rm.27202, No.295 South Lingyan Road, Pudong,Shanghai,P.R.C
Contact person: xarella.huang
Whatsapp: +86 13681923533
Wechat:+86 18621005605
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Contact with us
Since our establishment in 2006, JM has been adhering to the mission of creating maximum value for customers by providing differentiated services, and making a positive contribution to the society.