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INDEXPortableSurfaceRoughnessTesters……………………………………………………………………………SURFTESTSJ-210SURFTESTSJ-310………………………………………………………………………………OptionalAccessoriesforSURFTESTSJ-210/310………………………………………………10-310-410-5Toolmakers'MicroscopesToolmakers'MicroscopesTM-505B/TM-1005B……………………………………………10-7HardnessTesters……………………………………………ReboundTypePortableHardnessTester,HH-411DurometersforSponge,Rubber,andPlastics,HH-300………………………………………10-810-910-2