Grinding Wheel - 250 X 40 X 76 MM - Aluminum Oxide - Grit 60 - Grade M (A60M 5V)
https://www.toolsnsafety.com/shop/grinding-wheel-250-x-40-x-76-mm-aluminum-oxide-grit-60-grade-m-a60m-5v-4159
https://www.toolsnsafety.com/web/image/product.template/4159/image_1920?unique=c7c0967
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Grit Medium, GRADE Medium, Structure 5, Bond Vitrified