UK CNC manufacturing for British businesses

Reliable CNC machined component production for manufacturers, OEMs, and industrial teams across the UK.

ISO 9001 certified
JOSCAR Registered
Cyber Essentials Plus
Steve
Scientific and Technical
I have used Penta Precision for 4 years and have never had any issues with quality or the service we have received. I would have no hesitation in recommending them as a supplier of precision parts.
Mark
OEM
Overall really happy with Penta's service, you're absolutely one of our most valued suppliers. Quality is always fantastic, quote turnaround times are excellent, and your team are always happy to help. Some of our parts are particularly difficult to machine and I appreciate the effort your quoting team go to in trying to work a solution for us.
Nadiya
Medical and Pharmaceutical & OEM
Highly recommended and customer orientated company. Professional team which meet requests in a timely manner, supportive and cooperative.
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Trusted by procurement teams

Why UK manufacturers choose us

Every part is produced with strict process control, advanced inspection and a focus on repeatability. You receive components that arrive correct, clean, and ready for use.

Our proactive production scheduling, capacity planning and proactive updates help you hit deadlines and avoid line stoppages.

British Assessment Bureau ISO 9001 Quality Management Accreditation
JOSCAR Registered Logo
Make UK Member Logo

CNC machining services for UK industries

We work with UK manufacturers, engineering teams, procurement professionals and operations managers who need a dependable machining supplier with stable capacity and proven quality control.

If your priority is accuracy, consistency and a smooth buying process, our service is designed around those exact needs.

High accuracy milled components
Suitable for complex geometries
Medium to high volume production
Ideal for batch production and repeatable quality

Materials we machine

Work with a UK-based CNC company you can trust.

All components are machined in our Portsmouth facility and shipped across the United Kingdom. You get the benefit of a fully UK based supplier with no offshore complications.

Industries we help

View all industries

Examples of our high-quality CNC machined components

Enclosure

Aluminium machining
CNC Milling
Aluminium nickel bronze

Machined electronic heatsink

Aluminium machining
CNC Milling of extrusion
Aluminium with alocrom 1200

Sealing die

Aluminium machining
CNC Milling
Coated aluminium 6082 T6

Electronic enclosure lid

Aluminium machining
CNC Milling
Aluminium 6082 T6 with Cerakote coating

Black anodised speaker component

Aluminium machining
CNC Milling
Aluminium 6082 T6 with black anodising

Machined copper connector

Copper machining
CNC Milling
Copper C101

Machined electronic test tooling

Plastic machining
CNC Milling
Black PEEK

Machined aerospace seating bracket

Aluminium machining
CNC Milling
Aluminium with RA0.8 blue anodising surface finish

Aerospace tray table arm

Aluminium machining
CNC Milling
Aluminium L95

3U or 6U satellite module

Aluminium machining
CNC Milling
Aluminium 7075 with hard anodising

Aerospace side member

Aluminium machining
CNC Milling
Aluminium L168

Electronic enclosure

Aluminium machining
Aluminium 6082 T6 with soft sulphuric blue anodising

Heatsink

Aluminium machining
CNC Milling
Aluminium

Sensor Block

Copper machining
CNC Milling
Copper C101

Bar Seal Die

Brass machining
CNC Milling
Brass

Brass Block

Brass machining
CNC Milling
Brass

Milled Aluminium Bracket

Aluminium machining
CNC Milling
Aluminium 7075

Space Component - Tray on 3U/6U Satellite

Aluminium machining
CNC Milling
Aluminium 7075

What our clients say

Erjon
Procurement, Surveillance component
Everything about our experience with Penta has been perfect. From the precision of their machines to their outstanding customer service, they’ve exceeded all expectations.
Leanne
Senior buyer at bicycle firm
We’ve worked with Penta on several complex projects, and their consistency and attention to detail have been second to none. The team is quick to respond and flexible.
Andrea
Buyer
Penta is highly recommended for their quality, responsiveness and customer service. We have experienced a lot of change with our parts and Penta has always accommodated the adjustments needed in a timely manner. The quality is 100%.
Adrian
Purchasing, Medical
Penta Precision offers a highly professional, competitive and above all quality service. As one of our approved suppliers, we look forward to continuing to benefit from 14 the close and ever-improving relationship.

More about us

Article

UK vs Overseas CNC Suppliers: The Pros and Cons for UK Businesses

This article sets out the practical pros and cons of both routes — not to persuade you one way or the other, but to help you weigh up what fits your business best.

Article

What's the difference between 3-axis, 4-axis, and 5-axis milling?

With options like 3-axis, 4-axis, and 5-axis milling, it's easy to feel overwhelmed by the technical jargon. In this blog, our Milling Team Leader David demystifies these terms, and reveals the advantanges and disadvantages of each.

Video

MTDCNC visits Penta Precision to discuss Matsuura's MAM72-35V