Rasagar/Library/PackageCache/com.unity.render-pipelines.high-definition/Documentation~/snippets/shader-properties/autodesk-interactive/use-metallic-map.md

UseMetallicMap Toggles whether the material uses the MetallicMap property or the Metallic property to specify the metallic value of its surface. Enable this checkbox to use the MetallicMap property, disable this checkbox to use the Metallic property.