Here are some free sample DXF files that you can download and run some tests with.
Click on the image to begin the download

 

Free DXF CAT Clipart

Download DXF Cat File
 

Free DXF Dog Clipart

Download DXF Dog File
 

Free DXF Car Clipart

Download DXF Car File

Free DXF Flame Clipart

Download DXF Flame File