Detail this asset from Unity Asset Store: https://assetstore.unity.com/packages/2d/textures-materials/metals/metal-textures-pack-12989
But now you can download Metal Textures Pack FREE.
Metal Textures Pack
Metal Textures Pack contains:
-12 different metallic surfaces.
_ All textures contain diffuse, normal and specular map
-Diffuse and Specular maps are 1024x1024px
-Normals are 512x512px
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