1、Length Measuring Tool: Dial indicator is a universal length measuring tool made of precise rack and pinion mechanism. 2、With Adjustable Arm: The dial indicator has an adjustable control arm to achieve precise alignment and measurement. 3、Made of Stainless Steel: Made of stainless steel, wear resistant and rustproof, can be used in various measurement environments. 4、High Accuracy: The dial indicator has a range of 0‑10mm and an accuracy of 0.01mm, which has good performance. 5、For Error Measurement: The dial indicator can be used to measure shape and position errors and other mechanical measurements. 1 x Dial Indicator1 x Bracket Board1 Set Accessories(5Pcs)1 x Plastic Box Item Type: Dial IndicatorMaterial: Stainless steelRange: Approx. 0-10mm / 0- 0.4inAccuracy: 0.01mmDial Size: Approx. 52mm / 2in