General InformationBrandStandard Abrasives?Attachment TypeCenter HoleCountry Of OriginUnited StatesLead Time2 daysCalifornia ResidentsDimensions and SpecificationsCenter Hole Diameter (Imperial)0.188 inCenter Hole Diameter (Metric)4.763 mmFace Width (Imperial)1 inFace Width (Metric)25.4 mmMaximum Speed30000 rpmOverall Diameter (Imperial)1 inOverall Diameter (Metric)25.4 mmGritNon PertinentOther DetailsDensity8 Material and CompositionAbrasive MaterialAluminum OxideGradeMediumProduct FormWheelCertifications and StandardsDensity RatingHard