PURPOSE: A longi fit-up machine is provided to reduce working time by simultaneously arranging two or more longies in a working position with one fit-up work of a fit-up unit. CONSTITUTION: A longi fit-up machine is installed in a crane(1) of a working place and comprises fit-up units(10). Magnets(12) where longies(2) are attached are installed in one side of the fit-up units. The fit-up units are installed in a dual type to maintain a gap corresponding to a gap between longies in order to fit up the pair of longies.
