MTG books are good for practice and quick revising. So if you have prepared your concepts well then obviously you can use MTG books to practice for CET.

To build your concepts you should rely on classic books whatever you follows. Understanding the derivations as well as the concepts is one of the most important required to crack any entrance.

For MHT CET preparation tips you may visit the link provided below:

https://engineering.careers360.com/articles/mht-cet-preparation-plan-and-tips

I hope this answer helps. All the very best for your future endeavors!