Fowler 52-520-450-0 Dial Ind.01Mm Grad-5Mm Range

Dial Drop Indicator: 0 to 1" Range, 0-100 Dial Reading, 0.001" Graduation, 2-1/4" Dial Dia Lug Back, 0.001000" Accuracy, Revolution Counter, Includes O-Ring Protection for Bezel and Rotating Dial, O-Ring Seal on Safety Cap, Rubber Bellows on Stem & Sealed Back Plate