Model of non-existent drone
Realistic and correctly scaled
Texture UV efficiency

All elements (models, textures, maps etc) have a logical names.
Materials created by V-ray

Materials vray dirt used
Formats in archive:

MAX2014
Obj

Model created with 3ds Max 2014.
Native Max file setup with V-Ray renderer and V-Ray materials.
V-Ray and Hdr lighing.
The lighting scene is not included with the model.