General InformationBrand3M?Attachment TypeDrill MountCountry Of OriginUnited StatesLead Time2 daysCalifornia ResidentsDimensions and SpecificationsOverall Diameter (Imperial)4 inOverall Diameter (Metric)101.6 mmGritNon PertinentMicron GradeNon PertinentMaterial and CompositionGradeNon PertinentCertifications and StandardsFactory ISO CertificationNo ISO Certification information available