Seamless textures with a resolution of 8192×8192
In the archive:
A scene with a sphere 3dsmax_2014 in which the PBR material is configured – you can adjust the material for yourself.
More materials:
https://3dsky.org/3dmodels/show/concrete_wall_3 
https://3dsky.org/3dmodels/show/concrete_plaster_2 
https://3dsky.org/3dmodels/show/beton_7 
https://3dsky.org/3dmodels/show/shtukaturka_26 
https://3dsky.org/3dmodels/show/concrete_plaster_4 
https://3dsky.org/3dmodels/show/concrete_plaster_3 
https://3dsky.org/3dmodels/show/damage_concrete