The model contains 3D dimensions, user defined to determine the dimensions, can be easily added to the marks roughness, shape and position tolerances, notes and other background information. Thus defi ned model can fully replace 2D drawings. Outside facilitate orientation in the model, it is important to provide all necessary data downstream professions (technologist prepares the NC program, výpočtářům etc.). Do 3D drawing (known as PMI - Product Manufacturing Information) can nadefi pay different views and sections model like the classical drawings. Through these viewers information is available to workers who have installed Solid Edge.