Ubwoko bwa jack ni ibikoresho byo guterura bikoresha pompe hydraulic cyangwa umusonga pompe nkigikoresho gikora cyo guterura ibintu biremereye muri stroke unyuze hejuru.
Jack yakoreshejwe cyane garage, inganda, ibirombe, ubwikorezi nandi mashami nko gusana ibinyabiziga nibindi guterura, inkunga nindi mirimo.
Amahugurwa yimodoka na moto akenera gukoresha ibikoresho byo guterura, kandi kimwe mubice byingenzi byibikoresho byo guterura bikoreshwa mumahugurwa rusange yimodoka na moto ni jack. Ubu bwoko bwa jack burahuze cyane, bufite ibyiza byinshi, nkimiterere yoroshye, uburemere bworoshye, byoroshye gutwara, kugenda byoroshye. Kandi ntishobora gufasha kuzamura ibinyabiziga gusa, ariko irashobora no gufasha mugusunika ibinyabiziga hirya no hino.