Maijin-China's Premier Provider of Custom High-Tolerance CNC Parts for Global High-Tech Industries.

BOLZEN Custom Bolt — ISO9001 Precision Screw Manufacturer

In the humming light of a modern workshop, BOLZEN Custom Bolt — ISO9001 Precision Screw Manufacturer crafts every bolt like a tiny engineered masterpiece. Backed by ISO9001 quality systems, our custom screws slip into designs with surgical accuracy, forged from premium materials and inspected to perfection so your machines run smoother and your projects stand firmer. Choose BOLZEN and feel the quiet confidence of components made to last — where precision meets passion to build tomorrow’s innovations.

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Product advantages

BOLZEN Custom Bolt, an ISO9001-certified precision screw manufacturer, combines decades of engineering expertise with state-of-the-art CNC machining and rigorous quality control to produce fasteners engineered to exact specifications. Each bolt receives precision threading, controlled heat treatment, and corrosion-resistant surface finishes to ensure dependable performance across automotive, aerospace, and industrial applications, with rapid prototyping and flexible batch sizes for tailored needs. Key features include tight tolerances, full material traceability, multiple coating options (zinc, galvanizing, black oxide), and competitive lead times, delivering consistent quality, enhanced durability, and cost-effective scalability.

Company profile

BOLZEN is an ISO9001-certified precision screw manufacturer specializing in custom bolts and fasteners. Combining advanced CNC machining, strict quality control, certified material sourcing, we deliver high-tolerance components for automotive, aerospace, electronics, and industrial markets. Our experienced engineering team supports rapid prototyping, design optimization, and scalable production runs—from prototype to mass orders—ensuring on-time delivery and cost-efficient solutions. Comprehensive inspection, traceability, and process documentation guarantee consistent performance and compliance. Global logistics and flexible MOQ options enable OEM and distributor partnerships. BOLZEN’s commitment to precision, reliability, and responsive service turns technical requirements into dependable fastening solutions that protect product integrity and accelerate time-to-market.

Why choose us

BOLZEN is an ISO9001 certified precision screw manufacturer specializing in custom bolts and fasteners. We combine CNC machining, cold heading, and thread rolling with strict quality control, full material traceability, and versatile surface treatments to meet tight tolerances and industry standards. Our engineering team provides OEM/ODM support, rapid prototyping, and scalable production for aerospace, automotive, electronics, and construction sectors. Customers receive consistent dimensional accuracy, reliable supply, competitive pricing, and on‑time delivery backed by batch testing, inspection reports, and continuous improvement processes. BOLZEN builds long-term partnerships through technical expertise, responsive service, and predictable performance across diverse applications and global market demands.

It has attracted much attention in the market and has wide development prospects.

BOLZEN Custom Bolt — ISO9001 Precision Screw Manufacturer 2

FAQ

1.Are you ISO certified?

Yes! We are ISO9001:2015 certified.

2.Do you offer First Artical Inspection (FAI) reporting and Production part Approval Process (PPAPS)?

Yes, we offer FAI and PPAP reports for parts we make. Please let us know your specific QA reporting needs with your RFQ, and we will incorporate it into your quote. Additional charges may apply.

3.Can you help me engineer my part?

Yes, we can. We can offer some guidance with Design for Manufacturability (DFM). With DFM, we can suggest ways to optimize your design to lower cost while retaining functionality.

Advantages

1.ISO 9001:2015-certified

2.Over 13 Years of Part Making

3.Strong engineering and technical team is committed to the improvement of technology and research and development which has been awarded a number of patents. R&D assists in the realization of difficult products and optimization of clamping devices to improve the production efficiency of mass products, greatly reducing the manufacturing cost and enabling customers to obtain more advantageous product prices.

4.Operating since 2006

About MaiJin Metal

Our products are sourced by BMW, Ford and Bosch OEM/ODM services | 24-hour response time | ISO 9001:2015-certified Operating since 2006 ShenZhen MaiJin Metal Works Co., Ltd. was founded in 2006. We have built up a good reputation for quality, service and reliability. With highly trained our sales people, experienced technical sales engineers and customer focus management systems, we have achieved the stable sales record at the forefront of our industry in providing high quality products and services to our customers. Wide Range of Products to Choose from Our core products range include: CNC machining parts, CNC milling parts, CNC turning parts, turned parts, non standard fasteners, thread stud,socket screw, jack screw, Standoffs, Precision Screw, Machine Parts, and Inserts for plastics, Shafts, Pin, Screws, Nuts, Spacers etc. Mainly applied industry: 1. aerospace 2. shipping industry 3. automotive 4. electrical 5. telecommunication 6. Oil & Gas 7. Medical and Dental 8. Hydraulics

Product Introduction

TITLE.Bolzen bolt.

BOLZEN Custom Bolt — ISO9001 Precision Screw Manufacturer 4

MJO-091-0003.DWG NO.

BOLZEN Custom Bolt — ISO9001 Precision Screw Manufacturer 5

Application .industry.Electrical.

Company Introduction

Founded in the year 2007, we ShenZhen MaiJin Metal Works Co., Ltd. is a well-renowned Manufacturer, and Supplier of a supreme quality range of Custom Fabrication Services, etc. We have reached sky high in terms of productivity as well as quality. Located at Shenzhen, we have the latest manufacturing technology coupled with a strong team of highly talented and experienced professionals with decades of experience. It is due to our punctuality & originality in the measurement and quality of our products that we stand outstandingly from our competitors. We also facilitate our customers with customization of the products. We manage bulk consignments efficiently owing to our well-coordinated team efforts and ethics of the company.

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.

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