Congratulation for getting 97%tile

Yes you can get admission in nit easily and may be you can get nit very easily even if your category is general 

But the condition is If you have 75percent (general category, obc) ,65percent (sc/st)  above marks in your 12th board exam so you can get jee main 

Hello student, Greetings from careers360.com!

You have not mentioned which category you belong to. But you can get into NIT's in the HS quota, when comparing the results of previous years. However you can predict the colleges which you are likely to get in the following link : 

https://engineering.careers360.com/jee-main-college-predictor

Good luck!