Existence
That's some seriously impressive quality - great job!
Originally created with 3ds Max 2016..
Unit scale. mm/cm..
Scale 1 to 1..
Texture resolution..
Maps.
3ds max. (Corona) Diffuse. Glossiness. Height. IOR Metallic. Normal. opacity.
Unreal. BaseColor. OcclusionRoughnessMetallic. Normal. Emissive. Opacity.
Blender. BaseColor. Emissive. Height. Metallic. Normal. Opacity. Roughness. (Use default textures)
Cinema 4d. Uses the same textures as Blender.
Files and archives.