FJM Manufacturing - cnc machine shop offering machining solutions in New Hampshire and across new england. Logo features grey and olive green with a machining chuck tool holder in the letter 'J'.
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High Precision CNC Machining

Tight tolerances, tough materials, clean finishes — done right, every time. With 15+ years behind the controls, we deliver parts you can trust from prototype to production.

 

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Ultra-Fine Finishes

Complex Part Capabilities

Scalable Production

This is a picture of the inside of FJM Manufacturing's CNC machine shop, providing expoert professional cnc machine services in new hampshire. Located in Nashua area, the machine shows hardwood floors, the tourmach machine, along with workbenches and a professional computer setup.

15+

Years of Experience

Precision CNC Machining driven by Expertise.

With over 15 years of hands-on machining experience, FJM Manufacturing delivers parts that meet the tolerances, finishes, and consistency your project demands. We dial in machining time, setups, and toolpaths to keep jobs efficient while maintaining accuracy across every run.

Every component goes through a controlled machining and inspection process to ensure reliable quality, whether it’s a one-off prototype or a full production order. We make sure your parts hit the tight specs you require – clean surface finishes, accurate geometry, and repeatable results — and we’ll help refine designs for better manufacturability when needed.

Fast lead times, optimized cycle times, and dependable communication make FJM a partner you can trust for on-spec parts, every time.

  • Precision to the Ten-Thousandths
  • Commitment to Customers
  • Reliable Quality in Every Project

Built with Community

What started with John machining parts for people in the community has become a shop centered on real relationships, careful setups, and honest work.

Feature of FJM Manufacturing by Precision Machinist

experience in your Industry

We partner with businesses across many industries to deliver high-precision machining and reliable craftsmanship. Every part is carefully programmed, inspected, and machined to your exact specifications.

Medical

We create high-precision, biocompatible components for medical devices and implants. Tight tolerances and reliable quality help support safe, consistent performance in critical healthcare settings.

Aerospace

We produce tight-tolerance components from titanium, high-strength steels, and other aerospace-grade materials. Our machining supports demanding, safety-critical flight and space applications.

Automotive

We machine durable, repeatable components for drivetrain, chassis, and specialty automotive systems. Our focus on efficiency and accuracy helps ensure dependable performance on the road.

Electronics

We machine compact, detailed parts for electronic assemblies that demand accuracy and durability. Our work supports stable performance in sensitive, high-density systems.

Commercial & Defense

We machine rugged, high-precision components for commercial equipment and defense-related applications. From industrial assemblies to mission-critical hardware, our parts are built for reliability in demanding environments.

Energy

We supply high-tolerance metal components for oil, gas, renewable, and power-generation systems. Our machining delivers long-lasting reliability in tough and extreme environments.

15+

Years of Precision Manufacturing

5000+

High-Quality Parts Delivered

100+

Satisfied Customers

100%

Commitment to Quality

Our Process

From Concept to Completion

Our local machine shop brings meticulous attention to detail to every stage of the process, ensuring precision and quality from start to finish. 

01

Consultation

We review your material, tolerances, and part geometry to understand exactly what you need and how to build it right.

Design

Your concept gets converted into CAD/CAM models with precise tolerances, proper toolpaths, and an efficient machining plan.

02

Engineering & Manufacturability

We run DFM checks to make sure your part can be machined cleanly, repeatedly, and cost-effectively without sacrificing quality.

03

Research & Development

We test materials, toolpaths, and machining methods to dial in performance, durability, and accuracy for your specific application.

04

Production & Quality Control

With the setup optimized, we move into full CNC production—inspecting parts throughout the run to ensure everything stays on-spec.

05

Materials and Applications

We machine aluminum, stainless, tool steels, plastics, and advanced composites every day – from lightweight brackets to high-strength, high-heat components. Whether you need corrosion resistance, tight tolerances, or a clean cosmetic finish, we dial in the right tooling, workholding, and feeds to get your parts on-size and consistent. From prototypes to production runs, we deliver repeatability, reliable lead times, and parts that are ready for your next operation.

CNC Machined press for knife clip
Picture of John Martin, founder of FJM Manufacturing, tool and die maker, cnc machinist who runs a precision cnc machine shop in nashua nh. He has over 15 years of experience in manufacturing.

Frederick John Martin, Founder

John is a seasoned CNC machinist with over 15 years of experience in high-precision machining across demanding sectors. Starting as a Tool and Die Maker at Solar Turbines, he mastered tolerances down to ±0.0001″ and refined his skills in GD&T. At Ametek, he furthered his expertise in Injection Mold Making, working with high-performance alloys and applying advanced heat-treating techniques for durability.

As the founder of FJM Manufacturing, John combines technical skill with hands-on project management, from CNC programming to quality assurance. He operates advanced machinery such as ProtoTrak mills, Wire EDM for intricate cuts, VTL (Vertical Turret Lathe) for large components, and surface grinders for fine finishing. His expertise in toolpath optimization, fixture design, and CAM (Computer-Aided Manufacturing) software enables him to handle complex part geometries with micrometric precision.

John’s commitment to excellence shines in his ability to deliver on challenging specifications. Whether crafting intricate turbine tooling or custom mold inserts, he is a problem solver and a reliable partner, ensuring each project meets the highest standards of quality and accuracy.

Client portfolio

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