M/s Pentagon Metroquips Engineering Pvt. Ltd. Offers 3D Profile Limit. The 3D Profile Limit parts can now be split along their `natural` horizon curves or user-defined 3D profiles. In the M/s Pentagon Metroquips Engineering Pvt. Ltd offered 3D Profile Limit, there are the two new surface creation methods that have been added: best-fit planes and patches fitted to point-clouds. These two methods are further complemented with the optional embedding of the PS-Surfacer editing suite inside Copy Cad`s main window.