4-Axis CNC Machining Services | TFG USA
4-Axis CNC Machining 2

4-Axis CNC Machining Services

TFG provides precision 4-axis CNC machining services for production metal components requiring complex features, multiple machining surfaces, and improved access to difficult geometries. Our CNC machining capabilities provide greater flexibility than conventional 3-axis machining while reducing setups and improving production efficiency.

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Why Choose TFG for 4-Axis CNC Machining

Tight Tolerances

Capable of holding tolerances as tight as ±0.001″ depending on material, geometry, and feature requirements.

Advanced Technology

4-axis machining centers with integrated rotary-axis positioning for multi-sided machining.

Quality Assurance

QMS 9001:2015 certified processes with dimensional and CMM inspection.

Material Expertise

Machining capabilities for aluminum, steel, stainless steel, brass, copper, titanium, and specialty alloys.

Machinery & Technology

TFG’s 4-axis CNC machining technology combines precision linear movement with rotary-axis positioning to machine complex components with greater access and fewer setups.

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Rotary-Axis Machining

Integrated rotary axes allow parts to be indexed or rotated to machine multiple faces, angled features, and features around a central axis without manual repositioning.

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Multi-Surface Machining

4-axis machining provides access to multiple surfaces within a single setup, improving positional accuracy while reducing setup time and the potential for alignment errors.

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Advanced CNC Control

Computer-controlled rotary positioning and coordinated toolpaths provide precise angular positioning, repeatable machining, and efficient production of complex component geometries.

What Is 4-Axis CNC Machining?

4-axis CNC machining is a subtractive manufacturing process that adds a rotary axis to the three linear X, Y, and Z axes used in conventional CNC milling. The additional rotary axis allows the workpiece or cutting tool to rotate during machining, providing access to multiple sides and features of a component without manually repositioning the part.

This additional axis makes 4-axis CNC machining particularly effective for components with features positioned around a central axis, angled surfaces, multiple side features, and complex profiles that would require several setups on a 3-axis machine.

4-Axis CNC Machining Capabilities

TFG’s 4-axis CNC machining services provide increased flexibility for production components with multiple machining surfaces and complex geometries.

  • Multi-Sided Machining: Machine features on multiple sides of a component with fewer manual setups.
  • Rotary-Axis Machining: Continuously or indexed rotary positioning provides access to features around the circumference of a part.
  • Complex Contouring: Coordinated axis movement enables machining of curved, angled, and contoured surfaces.
  • Drilling & Tapping: Accurately machine holes and threaded features at multiple orientations.
  • Pocketing & Profiling: Produce recessed features, slots, profiles, and other precision-machined geometries.
  • Reduced Setups: Minimize workpiece repositioning to improve consistency and reduce production time.

4-Axis CNC Machining Materials

TFG machines a broad range of metals depending on the application, part geometry, production requirements, and material specifications.

  • Aluminum: Lightweight, corrosion-resistant, and highly machinable for housings, brackets, covers, fixtures, and industrial components.
  • Stainless Steel: Provides strength and corrosion resistance for components used in demanding operating environments.
  • Carbon & Alloy Steel: Selected for applications requiring strength, hardness, wear resistance, and durability.
  • Brass & Copper: Offer excellent machinability and conductivity for electrical, industrial, plumbing, and mechanical components.
  • Titanium: Combines high strength, low weight, and corrosion resistance for demanding applications.
  • Specialty Metals: TFG can support machining of specialty alloys based on project requirements, including high-strength and corrosion-resistant materials.

Industries & Applications

TFG provides 4-axis CNC machining solutions for a wide range of industries and production applications, including:

  • Industrial Equipment: Pumps, valves, machine components, housings, brackets, shafts, and mounting components.
  • Construction Equipment: Hydraulic components, brackets, mounting plates, housings, and structural fittings.
  • Agricultural Equipment: Machinery components, brackets, housings, shafts, bushings, and implements.
  • Energy: Valve components, pump components, fittings, housings, manifolds, and mounting components.
  • Medical Equipment: Equipment housings, brackets, fixtures, instrument components, and precision mechanical components.
  • Automation & Machinery: Machine bases, tooling components, fixtures, brackets, slides, and precision plates.
  • Consumer Products: Housings, handles, brackets, hardware, structural components, and custom metal components.

Get a Quote

Need precision 4-axis CNC machined parts? Request a Quote from TFG USA and let our team evaluate your project. Submit your drawings, 3D files, and production requirements to get started.

Client Testimonials

EXCELLENT
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Based on 14 reviews
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Rob Buchanan profile picture
Rob Buchanan
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Quality parts at a fair price. They are a great company to work with.
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David Detuccio profile picture
David Detuccio
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The Federal Group has demonstrated professionalism, responsiveness, and a willingness to collaborate during the initial stages of our relationship. Communication has been timely, and they have shown a commitment to understanding our requirements and business expectations. Responsive communication and follow-up. Competitive pricing and commercial flexibility. Good product/service quality during initial orders. Cooperative approach to resolving issues and answering questions. Demonstrated interest in building a long-term partnership. Alanna and Sandor are amazing!
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Judd Stretcher profile picture
Judd Stretcher
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Great communication and quality parts at a fair price. They really make sure your happy with your parts.
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Jonathon Lanham profile picture
Jonathon Lanham
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Mike Allen and The Federal Group have been an absolute pleasure to work with. From the first day we reached out to them they responded punctually and professionally and helped us with every step of the process. We came to them with a budget conscious challenge and they delivered above and beyond a fitting and accurate solution. A quality finished part that has improved the overall quality of our product, and that's what really counts. Thank you to The Federal Group!
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Sean Brockhouse profile picture
Sean Brockhouse
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Sandor Holzer has gone above and beyond helping us to get another part ramped up for production, creative getting samples ahead of schedule so we could meet tight timelines. Outstanding customer service!!
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Melissa Quiroz profile picture
Melissa Quiroz
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Good company, knowledgeable staff, product was exactly what i asked for. Got me out of a jam!
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Alex Armstrong profile picture
Alex Armstrong
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Steve was great to work with and was always available when needed.
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Jon Ramsey profile picture
Jon Ramsey
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Mike at TFG was tenative to our supply needs and an immense help! Took on a project that was quite large and daunting, only to be resilient through the task challenges. In conclusion, everything was completed successfully and a huge success. Would recommend and I plan to use them for future projects. Thanks again Mike and TFG team.
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Nic Robinson profile picture
Nic Robinson
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Steve Bogdanovich has been critical to our team meeting deadlines with a quality product. The communication and customer service is top notch. We know we can rely on Steve and The Federal Group team to get us a quality product and in a timely manner. We've sent all of our casted parts through them because we know we will get the best service, and they keep us informed through every step in the process.

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