1、The measuring rod is made of stainless steel, which is resistant to wear and has high toughness. 2、Accurate and convenient to measure narrow, long and concave surfaces, and difficult‑to‑measure inner and outer diameters. 3、Simple and convenient to use, the dial scale is clear, you can clearly see the measurement results. 4、The range is 0‑0.8mm and the division value is 0.01mm, which can be used to measure the shape and position error of the workpiece. 5、With small size, easy to carry and store, convenient to use and with good performance. 1 x Dial Indicator2 x Dovetail Clip1 x Probe 1 x English User Manual  Item Type: Lever Dial Test IndicatorMaterial: Stainless steelRange: Approx. 0 ~ 0.8mm / 0 ~ 0.03inGraduation Value: 0.01mmPurpose: Measure the shape and position error of the workpieceDial Indicator Size: Approx. 39 x 82mm / 1.5 x 3.2inSmall Base Size: Approx. 30mm / 1.2in40mm / 1.6in35mm / 1.4in160mm / 6.3in