General InformationBrandStandard Abrasives?Abrasive Attachment TypeNon PertinentCountry Of OriginUnited StatesSold AsCaseCalifornia ResidentsDimensions and SpecificationsCenter Hole Diameter (Imperial)1.25 inCenter Hole Diameter (Metric)31.75 mmMaximum Speed1800 rpmOverall Diameter (Imperial)12 inOverall Diameter (Metric)304.8 mmCenter Hole Thread SizeNon PertinentWidth12.37 in31.43 cmHeight3.75 in9.53 cmLength12.37 in31.43 cmVolume574.26 cubic inch9410.42 cm3Weight25.23 oz715.32 gOther DetailsProduct CategoryNon-woven AbrasivesMaterial and CompositionAbrasive MaterialAluminum OxideGradeFineProduct FormDiscColor and AppearanceProduct ColorMaroon