General InformationBrandHookit?Attachment TypeHook & LoopCountry Of OriginUnited StatesSold AsEachCalifornia ResidentsDimensions and SpecificationsBacking Thickness (Imperial)5 milCenter Hole Diameter (Imperial)0.5 inCenter Hole Diameter (Metric)12.7 mmHole Configuration400RMicron Grade45 ??mOverall Diameter (Imperial)4 inOverall Diameter (Metric)101.6 mmGritNon PertinentVolume0.97 cubic inch15.86 cm3Weight0.01 lb0.01 kgOther DetailsProduct CategoryCoated AbrasivesMaterial and CompositionAbrasive MaterialDiamondBacking MaterialPolyester FilmProduct FormDiscGradeNon PertinentColor and AppearanceProduct ColorGray