Sampo Hydraulics Ltd - former Metso Hydraulics Oy - is a market leader in the rotating house hydraulic motors for mobile applications. Manufacturing premises are located in Jyskä, Middle of Finland. Company employs nearly......Sampo Hydraulics Ltd - former Metso Hydraulics Oy - is a market leader in the rotating house hydraulic motors for mobile applications. Manufacturing premises are located in Jyskä, Middle of Finland. Company employs nearly 125 professionals. The first hydraulic motor was developed in 1959 and serial production was begun in 1964. Of the companys production 80 % goes to export. The main products are Black Bruin radial piston hydraulic motors and rotators.