Screw jacks are used for railway vehicle maintenance, mines, construction engineering support, and general lifting and lowering of heavy objects. Ker je prenosni, enostaven za vzdrževanje in varen za uporabo, se pogosto uporablja pri operacijah dviganja mobilnih telefonov. For example, the railway vehicle can replace the axle village and the steel beam structure to install and support, so as to achieve the lifting purpose safely and reliably.