"Download one of the best 2D and 3D CAD programs."
Speaking of CAD (computer aided design), for most people the name of AutoCAD will come to mind. This is one of the best programs that exist for 3D modeling and 2D drawings.
AutoCAD contains all the necessary tools to create any type of project and you can freely manipulate both the many designs that are made, and the documentation and text that appear on them.
To facilitate the task of editing, AutoCAD has numerous windows components have been developed in the same project, to thereby modify its properties conveniently and effectively.