General InformationBrand3M?Backing TypeGCountry Of OriginUnited StatesSold AsEachCalifornia ResidentsDimensions and SpecificationsMicron GradeM250Overall Length (Imperial)18 inOverall Length (Metric)457.2 mmOverall Width (Imperial)0.5 inOverall Width (Metric)12.7 mmBacking WeightNon PertinentGritNon PertinentVolume0.5 cubic inch8.11 cm3Weight0.02 lb0.01 kgOther DetailsProduct CategoryCoated AbrasivesUsage InformationApplicationGrindingEquipment - MachinesCylindrical GrindersSub ApplicationsCenterless & Cylindrical GrindingEquipment MachinesManual BackstandBench Top MotorsCenterless GrindersCylindrical GrindersMaterial and CompositionAbrasive MaterialDiamondBacking MaterialClothProduct FormBeltGradeNon PertinentColor and AppearanceDiamond Abrasive Pattern21Product ColorBlack