hello aspirant......

these are the best books for the preparation of the jee mains

for physics

ncert

h.c.verma for physics

pradeeps fundamental for physics

for mathematics

r.d.sharma

s.l.loney for triogonometry

arihant for algebra and calculus

for chemistry

organic chemistry o.p.tandon

inorganic chemistry by j.d.lee

i hope this information is helpful

all the best.