For getting better result you can use displacement modifier on your model
Included 5 seamless texture
Format: 3Ds Max 2017
Export: OBJ
Render: V-Ray/corona
Units: Centimeters
Dimension: W:80cm x L:80cm x H:80cm
Polys: 16128
Seamless texture:
4096*4096
Diffuse
A.O.
Normal bump
Ruoghness
Displacement