A very valuable donation from the company HSTec Matej Dević 21. March 2021. Highlighted / Official We would like to take this opportunity to thank HSTec for the very valuable donation of equipment for the CNC machine that is under construction. This commendable donation will be of great importance to all future FESB Hydro team projects. Want to sponsor us? Contact us You Might Also Like Hydrofoil calculation 24. November 2020. Testing 22. August 2019. Donation of the Meanwell converters 23. May 2019.