General InformationBrand3M?Bond TypeResinCore TypePlasticCountry Of OriginUnited StatesSold AsRollCalifornia ResidentsDimensions and SpecificationsBacking Thickness (Imperial)5 milCore Size (Imperial)1 inCore Size (Metric)25.4 mmMicron Grade30 ??mOverall Length (Imperial)500 ftOverall Length (Metric)152.5 mOverall Width (Imperial)0.827 inOverall Width (Metric)21.006 mmGritNon PertinentVolume61.8 cubic inch1012.76 cm3Weight26.19 oz742.43 gOther DetailsRoll WindASOProduct CategoryCoated AbrasivesMaterial and CompositionAbrasive MaterialAluminum OxideBacking MaterialPolyester FilmProduct FormRollGradeNon PertinentColor and AppearanceProduct ColorBlack