Contract Processing by Supfina
Your Solution for Production Bottlenecks
As a leading manufacturer of superfinishing, and fine grinding, and double-disk grinding machines, we know exactly what matters when it comes to machining your components. To help you bridge production bottlenecks, and short run recurring products, we offer contract processing as a flexible solution. With state-of-the-art technology and the highest precision, we ensure on-time and reliable production of your components—whether you need short-term capacity support or have special requirements.
Of course, we also provide process consulting to guarantee optimal results.
Get in touch with us and secure fast support!

Fine Grinding · Flat Honing
Precision to Your Specifications
We handle the fine grinding of your components—exactly according to your specifications, with flexibility and cost efficiency. Whether small series or large-scale production, our high-performance machinery ensures reliable and consistently high quality.
Take advantage of our capacity for contract processing—we look forward to your inquiry!
Our Services
- Fine Grinding / Flat Honing
- Cleaning
- Quality Assurance
- Quality Assurance
- Process Consulting
Our Machinery
Our machine series Spiro provides the optimal fine grinding solution for producing highly precise, plane-parallel functional surfaces.
Superfinishing
Your Partner for Perfect Surfaces
Do you need the highest surface quality and dimensional accuracy? We offer reliable and on-time superfinishing contract processing, whether for single parts or series production. With our experience and state-of-the-art technology, we deliver precise results tailored to your requirements.
Send us your inquiry – we process your components quickly and efficiently!
Our Services
- Superfinishing for rolling bearings, inner and outer rings – from miniature to large bearings
- Superfinishing for rolling elements, piston rods, and other cylindrical workpieces
- Superfinishing for shaft-shaped components
- Flat finishing for injection technology, transmission components, hydraulics, and engine parts
- Cleaning
- Quality assurance
- Logistics
- Process consulting
Our Machinery
As a leading manufacturer of superfinishing machines, we have an extensive machine park for contract and prototype processing.


Double Disk Grinding
Precise Processing for Your Components
When it comes to achieving the highest flatness and parallelism in large quantities, we are your reliable contract processing partner for double disk grinding. We guarantee precise results and fast processing times.
Contact us today to ensure the highest quality for your production!
Our Services
- Double disk grinding
- Cleaning
- Quality assurance
- Logistics
- Process consulting
Our Machinery
The Supfina Planet V stands for maximum precision and productivity in double disk grinding. Its vertical spindle arrangement ensures top-tier workpiece quality while simultaneously reducing unit costs.
Contract finishing of feed rolls
Would you like to have your feed rolls reconditioned?
We are the experts. Thanks to our experience and our large technology centers, we can offer you the highest quality refurbishing at a reasonable price.
We can provide services for the following types of rolls & workpieces:
- Straight and Crown transport rolls
for any type of Throughfeed and Plunge Superfinishing Machine
Quality Assurance in Our In‑House Measurement Lab
With state-of-the-art measuring technology, we precisely and reliably inspect dimensional accuracy and surface quality – delivering documented top quality.

For your enquiry about contract processing
Production bottleneck or special requirements?
We support you with flexible and precise contract processing.
Talk to us!
Your contact: Mark McDonnell
+1 401-294-6600
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+1 401-294-6600