General InformationBrandStandard Abrasives?Attachment TypeCenter HoleCountry Of OriginUnited StatesCalifornia ResidentsDimensions and SpecificationsCenter Hole Diameter (Imperial)0.25 inCenter Hole Diameter (Metric)6.35 mmFace Width (Imperial)0.125 inFace Width (Metric)3.175 mmMaximum Speed12000 rpmOverall Diameter (Imperial)3 inOverall Diameter (Metric)76.2 mmGritNon PertinentMaterial and CompositionAbrasive MaterialAluminum OxideGradeCoarseProduct FormWheelCertifications and StandardsDensity RatingExtra Hard