Helo.. 

Thanks for contacting Careers360...

You can get 2018 cutoff in the link below.. 

https://engineering-careers360-com.cdn.ampproject.org/v/s/engineering.careers360.com/articles/best-books-for-jee-main-2019/amp?amp_js_v=a2&amp_gsa=1&usqp=mq331AQHCAFYAYABAQ%3D%3D#referrer=https%3A%2F%2Fwww.google.com&amp_tf=From%20%251%24s&ampshare=https%3A%2F%2Fengineering.careers360.com%2Farticles%2Fbest-books-for-jee-main-2019

All the best:)