Hey there, If you belong to General Category then it is very much difficult to get admission in good NITs because it requires very high percentage.

But you still can get admission in good colleges on basis of Your JEE Marks and that you can look in your home state as you will be given special Preference there. Like If you belong to Punjab, Then You can try for Chandigarh University and some others too.

I will recommend you to check All The Colleges, That is available for You on basis of your rankings and Reservation, Then You can also check that at Our JEE MAINS COLLEGE Predictor. That will be very helpful for You. And Then You can easily compare good colleges and choose which one will be best for you.

https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer

ALL THE BEST :)