Hi there,
Here a helmet model I created for pre-render projects. Whole model created by subdivision surface method in Maya 2018. Whole model has 1 UV set. All textures baked 8K and saved as png , also 32 bit exr for displacement map.
Baked maps: Diffuse, Height, Metallic, Normal, Roughness and Displacement map.
For info: bulduksmt@gmail.com