Dear Mayank, as you havent mentioned the stream for which you are looking for the cut off marks, we collaborated it for all the streams.  Please go through this link which helps with the 2017 cut off marks for every stream.

https://engineering-careers360-com.cdn.ampproject.org/v/s/engineering.careers360.com/articles/jee-main-cutoff-for-nit-trichy/amp?usqp=mq331AQHCAFYAYABAQ%3D%3D&amp_js_v=0.1#referrer=https%3A%2F%2Fwww.google.com&amp_tf=From%20%251%24s