Springs Group Srl is a company specializing in the production of springs for industrial applications, which bases its expertise on the over fifty-year experience of the people who actively operate at a technical, commercial and production level.

Springs Group Srl is a modern and dynamic company with a flexible and efficient structure, qualities that allow the company to be a reliable and preferential partner of prestigious groups in different industrial sectors, national and international.

All our items are used in the electromechanical, hydraulic, earthmoving and agricultural machines, automatic machines, industrial plants, pneumatic equipment, hydraulic pipeline servo motors, vibrating screens, railway and automotive applications.

Springs Group Srl in its production facilities has a technologically advanced fleet of machines that, combined with the great experience and professionalism of its staff and the use of high quality raw materials, allow the group to be a reliable partner for its customers.

Springs Group Srl thanks to the considerable experience gained in the design and manufacture of the springs is able to satisfy the most diversified requests. We work with a Quality Management System, the company is certified according to the UNI EN ISO 9001: 2015 standard.

SMA always looks to the future and to the continuous improvement of its organization, with the primary objective of satisfying the requirements of its customers and with a view to providing a complete service

SMA specializes in precision mechanical machining of parts to drawings.

For each application, SMA offers the best solution both from a technical and an economic point of view, taking into account the requirements of the material and manufacturing process, surface finishes and heat treatments.

The quality is guaranteed by internal control, and if required, SMA makes use of an external laboratory.

STB Maschinenbau AG is a contract manufacturing company.
We manufacture individual parts and small series according to your drawings. You will receive your components including surface treatment in the best quality.
The production including the assembly of assemblies is also no problem for us.

We are looking for machine builder who wants to rely on a reliable partner.


* Subcontracting of machine parts
* Mechanical engineering
* Machine components in wages
* Machine parts
* Parts turned into wages
* Milled parts in wages

-The “taff!” training centre directly on site in Bassum
-Current production capacity of 8 million geared drive elements per year
-Degree of automation in production > 95%
-Over 240 precision robots ensure seamless workflows
-More than 290 CNC machines
-small-, medium- and large-sized parts production
-Our own heat-treatment facility
-Certified also to ISO 50001

We manufacture from individual parts to complete machines.

Above all devices, equipment and small series (bis. about 500 pieces). Competent and with great experience, we work every day creative solutions to clients at home and abroad.

We like to go unconventional paths.

Not just on principle. From experience we know that often just lead them to the goal. We see complex and unusual tasks as challenges, which are particularly exciting. And on whose solution we are really proud of.

Down to the smallest detail.

Precision Machined develop, manufacture, we measure and assemble for you machines, devices and components - because they can look very closely.

What can we do FOR YOU?

Basically EVERYTHING that you need for making your products or even the product itself:

Machines, devices, assemblies or just items: After our design or customers, including functional test and acceptance report (mechanics)

from small parts to large part
Small parts min.3 x 3 x 3 mm and up to 0.3 g
Large parts max. 8000 x 2000 x 1000 mm and up to 6000 Kg
Even "problem parts" of lot size from 1 to 200

CNC turning and milling parts in 4 - and 5 - axis machining or multi-sided machining in one clamping position. For everyone, including stainless, high strength and hardened steels, aluminum, non-ferrous metals and plastics, including fiberglass-reinforced

Basic frames and components made of steel or aluminum welded construction or cast version. fully assembled mechanical structures with high precision (15 microns) for various applications

Workpiece-related fixtures with unit weights up to 6000 kg (hydraulic and / or mechanical) for multi-sided machining and multiple voltage according to our own design or customer specifications

* 4-WAY JIG
* 1-UP JIG
* SWING CLAMPS
* MANUAL CLAMPING DEVICE

Device body (tombstone / rake / tension towers)

Teaching and prototypes

Mechanical assemblies and components for machine tools and measuring machines manufacturers such carriage, brackets, recordings etc.

3-D machined parts, mold frames and accessories for the tool and mold according to drawing and record

Special parts and unique items according to sample or drawing

One of our specialties is the Hard Milling and Boring workpieces made of hardened steel or titanium

Demag Ergotech GmbH manufactures injection molding of well-known brand

Präzisionsmechanik für Einzelkomponenten:
SISTRO entwickelt, produziert und fertigt auftragsbezogen nach ihren Wünschen und Vorstellungen. Für unser engagiertes Team sind gerade komplexe Aufgaben und scheinbar unlösbare Problemstellungen eine besondere Herausforderung. Wir begleiten Sie von der Entwicklung bis zum ersten Prototypen, bedienen das Kleinseriengeschäft und unterstützen Sie bei der ständigen Optimierung Ihrer Produkte.

Innovative SystemeVon der Baugruppe zum Systemlieferanten: SISTRO stellt nicht nur Einzelteile zu Baugruppen zusammen. Auch die Entwicklung ausgereifter Komplettsysteme ist Teil unseres Portfolios. Dabei gilt es Techniken der Feinmechanik, Elektrik und Montage perfekt miteinander zu verbinden. Unser Engineering umfasst sämtliche Arbeitsprozesse - von der Entwicklung und Konstruktion über den Prototypenbau bis hin zur Serienüberleitung und Kostenreduktion.

SWS offers an extensive programme with the production of tension tongs, tension tools and special devices.

According to customers illustrations
According to customers requirements
According to (CAD) constructions
We dominate all production processes including the necessary warm-treatment.