Fintek

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Fintek Precision surface finishing of metal parts machined or additively manufactured for aerospace, motorsports, medical devices & more.

Full subcontract service and exclusive UK agents for OTEC Präzisionsfinish GmbH and the RENA Hirtisation H-Series machines. Fintek provide metal surface finishing services to the aerospace, autosports, medical device, toolmaking and precision engineering industries. Expertise covers components subtractively machined and also additively manufactured parts by 3D printing. Manging director Jonathan Dean founded the company 40 years ago to solve metal finishing problems for high value engineering, manufacturers and jewellery makers. Providing both a comprehensive subcontract service and also machine/process sales accompanied by a wealth of problem solving expertise, the company has become one of the UK’s foremost one-stop shops for superfinishing. Well-equipped inspection and quality control ensures all deburred, edge honed, smoothed, micro finished and polished components meet exacting standards. Certification includes ISO9001 and AS9100. Since 1997 Fintek have been the UK official agent for OTEC Präzisionsfinish GmbH. Their machine technology has transformed areas previously dominated by traditional vibratory and manual finishing processes. Fintek offer OTEC equipment along with a full service to help engineers find the right combination of machine, media and process time to achieve the required surface finish for their part. This is backed by ongoing consultancy, preventative maintenance and if needed the full worldwide expertise of OTEC. Fintek have become exclusive UK agent for the RENA Hirtisation® process to automate surface finishing of additively manufactured parts - removing AM support structures, powder cake and residues, partially melted grains, finishing deep cavities, undercuts and other design intricacies inherent in many 3D printed parts. The process can also smooth and edge hone. The RENA H-Series range can handle all common 3D printed metals and alloys, with the larger H12000 automating the finishing of the output of up to 25 3D printers.

Manufacturing precision tooling for food processing and packaging machinery? Still deburring and polishing by hand? Manu...
14/10/2026

Manufacturing precision tooling for food processing and packaging machinery? Still deburring and polishing by hand? Manual surface finishing could be limiting your productivity, consistency and growth. There is a better way!

OTEC Präzisionsfinish GmbH Stream Finishing and Electro Finishing technologies offer a highly repeatable, automated alternative. Whether you produce conveyor screws, dosing components, stainless steel dies, chocolate moulds or packaging tooling, OTEC finishing technology can help you achieve:

☑️ Micro-fine surfaces that minimise product adhesion
☑️ Consistent deburring, smoothing and polishing
☑️ Defined edge rounding without compromising critical geometry
☑️ Reduced manual finishing time and associated costs
☑️ Repeatable quality across production batches

With extensive experience in precision finishing and subcontract processing, in the UK, Fintek can help you assess your application, establish the right finishing process and select a OTEC machine that meets your production needs. Call 01706 825 819



For automotive engineers, the surface of a component has a major influence on how well it performs. Smoother surfaces. L...
06/10/2026

For automotive engineers, the surface of a component has a major influence on how well it performs. Smoother surfaces. Less friction. Less wear. More performance.

Advanced OTEC Präzisionsfinish GmbH surface finishing creates smooth, isotropic surfaces that help reduce friction and wear while extending component life. Surface smoothness of Ra 0.05 µm, and often Ra 0.02 µm, or better, is easily achieved in short process times, repeatedly. Speeding production improving quality and reducing scrappage.

Applications range from gears and camshafts to drivetrain and steering components. Other benefits include reduced NVH and support for modern low-viscosity lubricants.

In the UK, Fintek can help you put this technology to work. Choose subcontract surface finishing for immediate access to the process or talk to Fintek about an OTEC machine for your own production line.



Your customers don't just buy gear wheels. They buy performance, reliability and durability. Whether your gears are dest...
30/09/2026

Your customers don't just buy gear wheels. They buy performance, reliability and durability. Whether your gears are destined for a motorsport transmission, an automotive gearbox or heavy industrial machinery, surface quality makes a major difference to their performance.

Fintek uses advanced OTEC Präzisionsfinish GmbH surface finishing technology to help gear manufacturers produce components with:

⚙️ Reduced friction and improved power transmission efficiency.
⚙️ Lower operating temperatures and reduced wear.
⚙️ Greater resistance to premature surface deterioration.
⚙️ Consistent, high-quality finishes with minimal changes to component geometry.

Two routes to better gear performance. One experienced UK partner:
🔹 Subcontract to Fintek: Access our specialist finishing expertise and advanced OTEC equipment without investing in machinery or additional production resources.
🔹 Purchase an OTEC machine: Bring finishing in-house, increase control over production and benefit from Fintek's technical support, process development and training.

📞 Call Fintek on 01706 825819


MotorsportEngineering

Need surgical implant surface finishing but not ready to buy a machine? Fintek gives medical manufacturers two flexible ...
22/09/2026

Need surgical implant surface finishing but not ready to buy a machine? Fintek gives medical manufacturers two flexible routes: subcontract surface finishing for immediate capacity, or OTEC Präzisionsfinish GmbH machine supply for in-house production.

From femoral shafts and tibia trays to prosthetic sockets, bone plates, screws and surgical instruments, Fintek has the process expertise to help achieve consistent, high-quality surfaces.

Improve finish, reduce manual labour and build a more reliable production process.


How much control do you really have over the final surface of a critical aerospace component? Our latest OTEC Präzisions...
15/09/2026

How much control do you really have over the final surface of a critical aerospace component? Our latest OTEC Präzisionsfinish GmbH feature is now published in the printed edition of Aerospace Manufacturing magazine.

It looks at how automated stream finishing can help aerospace manufacturers achieve the combination of surface quality, repeatability and process security demanded by modern aerospace production. Worth reading if you are responsible for turbine blades, blisks, discs or other high-value components.

Read it on page 32 of the September edition https://bit.ly/4ra9Al2




Thank you to John Barber, editor of Grinding & Surface Finishing magazine, for publishing our latest Fintek feature in t...
08/09/2026

Thank you to John Barber, editor of Grinding & Surface Finishing magazine, for publishing our latest Fintek feature in the September issue. The article looks at how advanced OTEC Präzisionsfinish GmbH surface finishing technologies are helping aerospace manufacturers replace labour-intensive manual processes with controlled, repeatable and automated finishing.

It also covers how Fintek’s move to larger premises is expanding UK subcontract capacity, while strengthening the support available to manufacturers considering investment in OTEC equipment.

Manufacturing aerospace components and need better control of deburring, smoothing, edge rounding or superfinishing? Download and read the article: https://bit.ly/4iPSvdY



Investing in automated surface finishing equipment? Start with the component, not the machine. That’s the important mess...
02/09/2026

Investing in automated surface finishing equipment? Start with the component, not the machine. That’s the important messages behind the new OTEC and Fintek feature published by Aerospace Manufacturing https://bit.ly/4i8wsyW

Aerospace components can demand very distinct combinations of media, movement, process cycles and workholding. OTEC Präzisionsfinish GmbH develops finishing processes around the material, starting condition, component geometry and required result.

And in the UK, Fintek can help aerospace manufacturers take the risk out of capital investment by:
☑️ Trialling representative components
☑️ Developing and proving the finishing process
☑️ Demonstrating repeatable results
☑️ Helping transfer the proven process into your own production environment
☑️ Supplying and supporting OTEC surface finishing equipment

The result is a much stronger route from “Can we automate this?” to repeatable in-house production. Choose OTEC and Fintek for your next aerospace surface finishing challenge.



In motorsport, fractions of a second matter. So does friction! Gears, camshafts, crankshafts, clutch components and many...
27/08/2026

In motorsport, fractions of a second matter. So does friction! Gears, camshafts, crankshafts, clutch components and many other highly loaded parts are pushed close to their limits in competition.

Fintek's advanced superfinishing services produce exceptionally smooth, repeatable surfaces - better than Ra 0.05µm and, on suitable components, down to Ra 0.01µm.

The performance benefits for race engineers include:
🏁 Reduced friction and wear
🏁 Improved component durability
🏁 Greater reliability under extreme loads
🏁 Consistent finishing without the variability of hand processes
🏁 Deburring, smoothing, edge radiusing and polishing within highly controlled processes

🏎️Fintek works closely with motorsport engineers to develop the right finishing process for individual components and performance targets.

Need better performance from the parts you already manufacture? Talk to Fintek about subcontract superfinishing or bringing the process in-house with an OTEC Präzisionsfinish GmbH surface finishing machine 01706 825 819



19/08/2026

The OTEC Präzisionsfinish GmbH EF-Performance brings advanced electro-finishing to precision engineered components, delivering high-gloss surfaces without micro-scratches, even in intricate internal contours. Key advantages include:

☑️Gentle, uniform smoothing
☑️Minimal edge abrasion
☑️Low mechanical stress on components
☑️Reproducible process times under 30 minutes
☑️Suitable for stainless steel, Inconel, aluminium, cobalt chromium and tool steel

For UK manufacturers looking to improve surface quality while reducing dependence on manual polishing, OTEC EF-Performance technology is available from Fintek 01706 825819




Thinking about investing in surface finishing equipment? Fintek gives manufacturers a practical route from subcontract t...
11/08/2026

Thinking about investing in surface finishing equipment? Fintek gives manufacturers a practical route from subcontract trials to confident OTEC Präzisionsfinish GmbH machine purchase. By using Fintek’s subcontract finishing service first, customers can prove surface finish quality, cycle times, process stability and component performance before committing to capital equipment.

Whether the application is cutting tools, aerospace components, medical implants, gears, jewellery or precision machined parts, Fintek can help identify the most suitable OTEC surface finishing technology - disc, drag, stream or electro-finishing.

Prove the result. Understand the process. Then bring production in-house with confidence. Call Fintek: 01706 825 819


Address

Unit 1 Dean Court, Harvard Road
Bury
BL90GF

Opening Hours

Monday 8:30am - 5pm
Tuesday 8:30am - 5pm
Wednesday 8:30am - 5pm
Thursday 8:30am - 5pm
Friday 8:30am - 5pm

Telephone

+441706825819

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