Old hydraulic floor jack. A hydraulic floor jack is used to lift heavy vehicles in order to be able to work underneath them. Buy torin big red hydraulic trolley floor jack 2 ton capacity. It can be as tough as an old tree if used and kept properly. Hydraulic jacks are just some of the tools that are generally considered low maintenance. As the quality of manufacturing in asian countries has gone up more domestic floor jack companies are now sourcing their parts from there but having the final.