Features:Accurate and convenient measurement of narrow or concave objects. 0-0.8mm measuring range, 0.01mm graduations, 0-40-0 balanced inch. The measuring probe can be 180 rotation, free to adjust the measurement direction. Dovetail mount for mounting the indicator from the top, rear, or front. Rotate the knurled bezel 360 degrees to make the reading zero at any position. Widely used in mechanical oscillation measurement, workpiece measurement and plane correction. Specification:Probe Contact Material: Ruby, Tungsten Steel (Optional)Measuring Range: 0-0.8mmGraduations: 0.01mmMounting Type: DovetailDovetail Clamp: 3/8" and 5/32"Package Weight: Approx. 110g/3.9ozPackage list:1 x Dial Test Indicator2 x Measuring Probes2 x Dovetail Clamp1 x Molded CaseNote:Please notethat the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering..