General InformationBrandStandard Abrasives?Attachment TypeCenter HoleCountry Of OriginUnited StatesSold AsEachLead Time12 daysCalifornia ResidentsDimensions and SpecificationsCenter Hole Diameter (Imperial)0.75 inCenter Hole Diameter (Metric)19.05 mmFace Width (Imperial)0.25 inFace Width (Metric)6.35 mmOverall Diameter (Imperial)12 inOverall Diameter (Metric)304.8 mmGritNon PertinentVolume432 cubic inch7079.21 cm3Weight9.12 oz258.55 gMaterial and CompositionAbrasive MaterialAluminum OxideGradeFineProduct FormWheelCertifications and StandardsDensity RatingMedium/Hard