2048x2048 textures packs (PBR Metal Rough, Unity HDRP, Unity Standard Metallic and UE):
PBR Metal Rough: BaseColor, AO, Height, Normal, Roughness, Metallic and Emissive;
Unity HDRP: BaseColor, MaskMap, Normal and Emissive;
Unity Standard Metallic: AlbedoTransparency, MetallicSmoothness, Normal and Emissive;
Unreal Engine: BaseColor, Normal, OcclusionRoughnessMetallic and Emissive;
The package also has the .fbx, .obj, and .blend files.