Alt CNC

Call us

07968 818 958
Services / CNC Machine Servicing

CNC Repair
Specialists UK.

Reliability Built on
Expert Care.

23-Point
Inspection Process
24/7
Emergency Response
Bespoke
Maintenance Plans
Multi-Brand
Platform Support
Planned Servicing

Alt CNC
Repair Specialists

Alt CNC are a specialist company of leading CNC technicians in the UK, equipped with the skills to diagnose and repair your machines so they run efficiently and improve production. With experience in the automotive, aerospace and engineering industries, we repair various types, makes, and models of CNC machinery. With these machines, manufacturing specialist components, essential parts and often to meet demands, CNC machinery must keep up with production lines, deadlines, and handle problems quickly to minimise downtime.

Our CNC repair services include:

Spindle & Bearings: Expert on-site removal, inspection, and precision replacement of high-speed spindle units to restore original run-out tolerances.



Drive Systems: Repair, replacement, and calibration of ballscrews, linear guides, and automatic tool changers (ATC).

Geometric Alignment: Professional re-levelling and laser alignment to correct axis deviations and restore original machining tolerances.

Enquire About a Plan →
Preventative maintenance on CNC machinery
23-point CNC inspection
23
Point Inspection
Our Process

CNC Repair Specialists:
Makes and Models

We fix and service a range of CNC machinery brands, including:


Fanuc
Siemens
Heidenhai
Unisign

We stock and order replacement parts when you require spares and offer quick turnaround times for repairs. It’s important to hire CNC repair specialists to fix your machines, as we know the ins and outs of the brands we work with and have a comprehensive knowledge of how to address certain issues and failures.

>Machine Diagnostics with
CNC Repair Specialists

From finding common faults or mechanical issues to stocking replacement parts and recalibrating, our specialists thoroughly inspect your machines in order to diagnose and get them up and running again. It’s important to keep CNC machines serviced and maintained to reduce the likelihood of breakdowns and the need for repairs, yet services such as recalibration, wear and tear, cables and software checks will inevitably need fixing or updating to ensure efficiency. For a free quote, contact our CNC repair specialists

The Case for Maintenance

Why Choose Alt CNC?

The team at Alt CNC have been in CNC engineering and technical support since 2003 and has been supporting British and international manufacturing for decades. Our industry knowledge has evolved with shifts in traditional machining and CNC systems, and our expertise has served local and global partners and customers in repairs and maintenance.

We have all the relevantaccreditationsfor managing systems and our problem solvers take pride in identifying and approaching your repairs in both electrical and mechanical failures.

Eliminate Unplanned Downtime

Identify and rectify potential failures before they result in a catastrophic production stoppage.

Maintain Regulatory Compliance

Ensure your machines consistently meet the strict tolerances required for Tier-1 Aerospace and Automotive contracts.

Extend Asset Lifespan

Significantly reduce the rate of wear on high-value components such as spindles, motors, and ways.

Enhanced Resale Value

A fully documented, professional service history significantly increases the market value of your machinery should you choose to upgrade.

Discuss Your Requirements →
CNC machine precision components
ISO
9001
Certified Process
Priority Response Active

Need a CNC 
Repair Specialist?

Rapid Response for Critical Machine Failure

Get in touch with our team today to get a free quote and receive quality care for your machines. We’re proud to provide excellent customer service and fast responses so your business benefits from quick repairs and minimised downtime. 

Priority Repairs When Every Second Counts

More Capabilities

Ready to Optimise
Your Production?

Our engineers are standing by to discuss your next project, routine service, or complex relocation. Let's ensure your assets are performing at their peak.

  • Request a Technical Quote: Get a fixed-price proposal tailored to your machinery.
  • Speak with a Specialist: Discuss your specific tolerances and industry requirements.
  • Emergency? If you are facing a critical machine failure, call 07968 818 958
Precision CNC engineering