Surface Roughness Comparator Inch/Metric ComboApplications: Used to determine the degree of the surfacefinish by comparison method and visualestimation or magnifying glass.Features:Contains standards for the (6) most importantmachining methods: horizontal milling, verticalmilling,turning, plain grinding, flat lapping andexternal grindingRange of 2 to 500μ" and 0.05 to 12.5μm.ItemDescriptionEG02-0226Suface Roughness Comparator