Hi Aman,

As per the previous year cutoffs for NITs , at 29176 SC rank or 409725 CRL rank it is quite impossible even to get admission in any of the NITs.

You may get admission in state level colleges in good branch or you can opt for these branches if you want a good college:-

• Chemical Engineering
• Metallurgical and Materials Engineering
• Food Processing Engineering
• Biomedical Engineering
• Biotechnology Engineering
• Electronics and Instrumentation Engineering

Some good colleges for you:-

• Lovely Professional University
• BITS, Ranchi
• SRM University
• Private colleges..................

For IITs you will have to give JEE Advanced.

Refer here for more info - https://engineering.careers360.com/articles/jee-main-cutoff-for-top-nits#JEE-Main-2020-Cutoff-for-top-NITs

To know your other best admission possibilities of Institutes & branches in JOSSA & State counseling as per your percentile, You can use JEE Main College Predictor tool given below

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

Feel free to ask doubts in the Comment Section.

I hope this information helps you.

Good Luck!