Blender QMM (Quick Metal Materials) v1.18.0
Blender QMM is a Blender 3.0+ add-on that installs a panel named Quick Metal Materials into 3D Viewport > Sidebar > MAT.
Select an object in your view, and click a button to assign that material to it.
This product is also provided as an Asset Browser file, and a KPACK for KitOps. (Legacy versions of Asset Browser and KPACK files are also provided.)
It also includes the Quick Material Colors collection – an add-on that assigns custom colors to a node's Base Color. 1,925+ colors for use on buildings, decorations, interior walls, automobiles, military equipment, appliances, and more.
QMM Wiki: https://github.com/don1138/blender-qmm/wiki
Github Repository: https://github.com/don1138/blender-qmm
You'll get a free Blender 3.0+ add-on to quickly add metal materials to your scene.