General InformationBrand3M?Core TypePlasticCountry Of OriginUnited StatesSold AsRollCalifornia ResidentsDimensions and SpecificationsBacking Thickness (Imperial)5 milCore Size (Imperial)1 inCore Size (Metric)25.4 mmMicron Grade20 ??mOverall Length (Imperial)150 ftOverall Length (Metric)45.75 mOverall Width (Imperial)0.748 inOverall Width (Metric)19 mmGritNon PertinentVolume42.36 cubic inch694.08 cm3Weight0.62 lb0.28 kgOther DetailsRoll WindASOProduct CategoryCoated AbrasivesMaterial and CompositionAbrasive MaterialAluminum OxideBacking MaterialPolyester FilmProduct FormRollGradeNon Pertinent