Przedsiebiorstwo Hydrauliki Silowej Hydrotor. 

Przedsiebiorstwo Hydrauliki Silowej HYDROTOR S.A. engages in production and sale of hydraulic parts and components in Poland and internationally. The company offers hydraulic pumps and motors for agricultural tractors, steering units, agricultural machines, and other machines and products. It also provides oil pumps and oil pump valves; hand and foot pumps; and mobile cylinders, including piston, plunger, and telescopic cylinders, as well as ear cylinders and various other products. In addition, the company offers check, overflow-twin, overflow, and other valves; power supplies; and spare parts, such as power steering pumps and valves, torque multiplier pumps, and piston pumps. Further, it provides measurement, construction, machining, regeneration and maintenance, heat treatment, and repair services. The company was founded in 1945 and is headquartered in Tuchola, Poland.