General InformationBrand3M?Bond TypeResinCore TypeCorelessCountry Of OriginUnited StatesSold AsRollCalifornia ResidentsDimensions and SpecificationsBacking Thickness (Imperial)5 milCore Size (Imperial)0.625 inCore Size (Metric)15.875 mmMicron Grade60 ??mOverall Length (Imperial)450 ftOverall Length (Metric)137.25 mOverall Width (Imperial)1 inOverall Width (Metric)25.4 mmGritNon PertinentVolume528.77 cubic inch8665.04 cm3Weight3.68 lb1.67 kgOther DetailsRoll WindASOProduct CategoryCoated AbrasivesMaterial and CompositionAbrasive MaterialAluminum OxideBacking MaterialPolyester FilmProduct FormRollGradeNon Pertinent