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 Grade30 ??mOverall Length (Imperial)300 ftOverall Length (Metric)91.5 mOverall Width (Imperial)0.945 inOverall Width (Metric)24 mmGritNon PertinentVolume324 cubic inch5309.41 cm3Weight1.11 lb0.51 kgOther DetailsRoll WindASOProduct CategoryCoated AbrasivesMaterial and CompositionAbrasive MaterialAluminum OxideBacking MaterialPolyester FilmProduct FormRollGradeNon Pertinent