hi-mill is the fidia cam 3d software for the manufacturing of moulds, dies, models and prototypes. it enables tool paths to be generated, from roughing out to super finishing, offering a wide choice of machining strategie......hi-mill is the fidia cam 3d software for the manufacturing of moulds, dies, models and prototypes. it enables tool paths to be generated, from roughing out to super finishing, offering a wide choice of machining strategies starting from geometrically defined surfaces using cad, iso finishing programs or digitized surfaces. the system operates in real time machining is started in parallel with the calculation of the tool path. the technological parameters can be defined by the operator on the basis of the actual availability of equipment and tooling. the system operates in real time: machining is started in parallel with the calculation of the tool path. hi-mill is able to: read cad surfaces in vda-fs, iges, stl and catia formats, as well as digitized programs. calculate roughing out, semi-finishing, finishing and re-machining tool paths, as well as male/female inversion. manage tool axis orientation in space (indexed bi-rotary heads). display the dynamic rough part obtained from the simulation of individual tool paths, highlighting the machining stock.