General InformationBrand3M?Bond TypeResinCore TypePlasticCountry Of OriginUnited StatesSold AsRollCalifornia ResidentsDimensions and SpecificationsBacking Thickness (Imperial)5 milCore Size (Imperial)3 inCore Size (Metric)76.2 mmMicron Grade80 ??mOverall Length (Imperial)449.475 ftOverall Length (Metric)137 mOverall Width (Imperial)1.063 inOverall Width (Metric)27 mmGritNon PertinentVolume172.08 cubic inch2819.92 cm3Weight3.62 lb1.64 kgOther DetailsRoll WindASIProduct CategoryCoated AbrasivesMaterial and CompositionAbrasive MaterialAluminum OxideBacking MaterialPolyester FilmProduct FormRollGradeNon Pertinent