If you are a legitimate business in the woodworking industry, acquiring COBUS NCAD officially is straightforward and the only sensible path forward.
It combines traditional Workshop Oriented Programming (WOP) with advanced CAD design tools, allowing for intuitive part creation with graphical support.
The file you mentioned, cobus ncad.rar , likely contains an installation package for this software, though downloading software in .rar format from unofficial sources carries significant security risks.
: Connects to almost any CNC machine brand, including Homag , Biesse , SCM , and IMA .