Hello,

Yes there are high chances of you getting the NIT's. You can go through the link below to check the cut off of the previous year for the different NIT's as well as the different branches of the NIT's:
https://engineering.careers360.com/articles/jee-main-cutoff-for-top-nit

To know which NIT you might get you can go through the college predictor link below:

Hope this helps.

Thank You!