
Precision long turning of small and miniature parts with diameters from 1 to 16 mm in the Swiss Jura

PSDec SA
Delémont (CH) · Rue Saint-Georges 6New on Amplifa
About PSDec SA
PSDec SA is a company for décolletage (long turning) founded in 2020 in Delémont and specialises in the manufacture of high-precision mechanical parts. The company machin diameters from 1 to 16 mm, using a modern, high-performance machine fleet as well as measuring technology of the latest generation. Steel, stainless steel, brass, titanium, copper and aluminium are machined, along with other materials on request. Manufacturing focuses on components for watchmaking, such as gears including cannon pinions and seconds arbors, as well as components for the connectics industry (connectors); in addition, custom parts are manufactured to customer drawings. The company has precision measuring instruments for quality assurance. The site is located in the centre of the Jura at Rue Saint-Georges 6 in Delémont.
- Site
- Delémont
- Processes
- Décolletage (long turning/turning of precision parts), CNC turning/Décolletage (long turning), Precision measurement, Custom parts (pièces sur-mesure)
- Materials
- Steel, Brass, Titanium, Copper, Stainless steel, Aluminium, Stainless steel (Inox)
- Founded
- 2020
- Industries
- Watchmaking/Horlogerie, Connectics/Connectors
- 01
CNC long turning (décolletage)
- 02
Precision measurement
- 03
Manufacture of custom parts to customer drawings
Materials & Processes
Steel
General-purpose material for precise turned parts with high strength.
Stainless steel (Inox)
Corrosion-resistant material for demanding applications.
Brass
Frequently used material in watchmaking and for connectors.
Titanium
Lightweight, high-strength material for special precision parts.
Copper
Electrically conductive material, among other things for connectics.
Aluminium
Light metal for versatile precision applications.
Locations
Delémont
CHProduction & Administration
- Part weight / size
- Ø 1–16 mm (turned parts)
- Materials
- Steel, stainless steel, brass, titanium, copper, aluminium
- Modern CNC long-turning machines (décolletage)
- Measuring technology of the latest generation
Components



Inside the production



Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Décolletage (long turning/turning of precision parts)Machining | – | Diameter 1–16 mm | – | – | Steel, Brass, Titanium, Copper, Stainless steel, Aluminium |
Additional services
History
- 2020
Founding of PSDec SA, specialising in the production of high-precision mechanical parts