is 130.53 KB, has a resolution of 1181x1181 pixels and was uploaded on February 8, 2024 @ 4:09 am by user: uwescder. It is filed under the tags: mohs scale of mineral hardness, material, coating, yellow, scratch hardness. Click the blue button at the top to freely download: Pencil Scratch Hardness Indentation Shore Durometer png.