General InformationBrand3M?Country Of OriginUnited StatesSold AsRollCalifornia ResidentsDimensions and SpecificationsBacking Thickness (Imperial)5 milMicron Grade9 ??mOverall Length (Imperial)450 ftOverall Length (Metric)137.25 mOverall Width (Imperial)0.984 inOverall Width (Metric)25 mmGritNon PertinentVolume843.28 cubic inch13818.89 cm3Weight31.95 oz905.66 gOther DetailsRoll WindASIProduct CategoryCoated AbrasivesMaterial and CompositionAbrasive MaterialAluminum OxideBacking MaterialPolyester FilmProduct FormRollGradeNon Pertinent