You rarely get a clean file. Ripped models usually lack proper UV maps, textures, and rigging.
Before diving into the technical reality of these scripts, it is vital to understand the risks to your hardware and the ethical impact on the creator community. What is a CGTrader Ripper? cgtrader ripper github verified
Ripping usually turns quad-based geometry into a mess of "triangles," making it nearly impossible to edit or animate. You rarely get a clean file