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)530 ftOverall Length (Metric)161.5 mOverall Width (Imperial)0.5 inOverall Width (Metric)12.7 mmGritNon PertinentVolume305.28 cubic inch5002.64 cm3Weight1.05 lb0.48 kgOther DetailsRoll WindASOProduct CategoryCoated AbrasivesMaterial and CompositionAbrasive MaterialAluminum OxideBacking MaterialPolyester FilmProduct FormRollGradeNon Pertinent