Metric Dial Indicator 0.01mm black ring precision dial indicator,shockproof dial indicator Name : Mechanical Dial Indicator 0.01mmFeature :Dial and needle with various colors; In-out tolerance marker;Flat glass, arch glass; Flat back,back lug; Dial with fine thread or thick trapezoid pattens; Jeweled bearing construction, Shockproof;Made of aluminium or chromate-plated steel, Special reqirement ...