How to open .STP file extension?

If you cannot open a new file that has been saved in the .STP format you need to download the appropriate software. The manufacturer of .STP files is N/A; .STP files belong to the 3D Image Files category. After downloading the application from the list available on our website just run an unknown file, and as the default set the newly installed application supporting the .STP files. Activities performed in the order described should solve the problems with all the files in the .STP format.

• What is .STP file?
• How to open .STP file?
• What is .STP file?