... to nowadays  

From the history ...


  • SKF centralized lubrication systems, one-point automatic lubricators, mounting

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  • Handling and transport technologies - from simple conveyor to fully integrated conveyor systems paired with controls and automation.

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  • Specific equipment, manipulators, handling systems for every need.

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  • Gantry, dock lifts, pallet positioners, turntables or similar products more effectively and ergonomically.

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  • Industrial parts, conveyor accessories. Enhance possibilities for conveyors or their systems with rotators, air-knifes, stops, supports, sorters, crossovers, gates, etc.

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  • Security gates, protective fences, industrial crossovers

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About us

Two brothers Rytis Prūsaitis and Gytis Prūsaitis started the individual business in 2008, designing and producing small equipment and scoping the knowledge for further projects.  Also they both brought together a strong team of specialists and activities shape changed into a private limited liability company. Currently, producing from small single machine to optimization of processing line – “3SG” equipment meet the specific requirements of the customer.

Every business is unique, so JSC “3SG” team is paying careful attention to the specific needs of every client. JSC “3SG” team offers customized modular, chain, roller or belt conveyors, also custom equipment specially to suit the production needs. Conveyor frames are made of aluminium profiles, also from steel or stainless-steel – it depends on the required features and loads. High quality products let You to increase the production efficiency, decrease downtime, the number of faults, to improve savings in operational materials and services.


“3SG” team also offers:
● Aluminium profile systems and their accessories supplies, cutting, packaging and assembly according to specification.
● Consulting, technical support.
● Grinding works, construction welding (metal and stainless steel), CNC milling (plastic, plywood, wood) services.

If you need specific technical solutions, please contact us by phone: +370 663 77800 or by e-mail: info@3sg.lt

News & Events:      

Construction welding

We weld steel and stainless steel. Constructions are welded to exact customer specifications and assembly sketches.

Grinding works

Machining processes (threading, turning, etc.) are performed according to customer specifications. Our grinding operations can hold tolerances approximately 0.02mm

CNC milling services

We perform CNC machining to produce various parts and components from plastic, plywood, wood. Services as drilling, tapping and slotting are also provided.

Our partners

Conveyor systems: Simplicity – Flexibility – Reliability.

From the initial idea to aftersales, from the control system to the drive shaft.

A world leader in pneumatics and pneumatic components.

logo Pulsarlube

Wide range of cost efficient, refillable and economical lubricators.

Our team

Rytis Prūsaitis

CEO and Founder

Rasa Prūsaitienė

Commercial Manager

Accounting company - MB ``Moderni buhalterija``

info@modernibuhalterija.lt +370 682 12000

Gytis Prūsaitis

Technical Director

Aušra Prūsaitienė


Benefits of “3SG”


Our engineers and service-men are experienced professionals.

From small single machines to optimization of processing lines – our equipment meet the specific requirements of the customer.

Currently, we expanded  our capabilities with plastic milling.

CE Certification

Our produced equipment meets the requirements of technical regulation “Safety of Machinery” (the Machinery Directive 2006/42 / EC). CE declaration of conformity can be issued to the customer’s request after the equipment testing performed by the National Machinery Testing Station near The Ministry of Agriculture.


Our company’s successful development and productivity guarantor is motivated and professional employees.

Every team member is driven, committed, full of potential for personal and professional growth, and achieving our clients’ and company’s goals.

Maintenance / Service

Our service-men provide complete mounting and installation services for the equipment we manufacture and provide. Also the repair and spare parts.
We can also provide target service of your equipment and preventive maintenance program that keeps your equipment operating safely and efficiently.

Contact Us:

A.Juozapavičiaus pr.7H
LT-45251 Kaunas

You can reach us
Monday to Friday
8:00 a.m. to 5:00 p.m.

Phone: +370 663 77800

e-mail: info@3sg.lt

Our Location:

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