Feature: <br> <br>The thread diameter of the product is M2.5. <br>The diameter of the rod is 5 mm. <br>The product adopts standard thread and has strong applicability. <br>The product is suitable for dial gauge (please pay attention to the size you need when buying). <br>Fine workmanship, clear thread. <br> <br>Specification: <br>Thread diameter: M2.5 <br>Rod diameter: 5mm <br>Length: 35mm/1.38in; 40mm /1.57in; 45mm/1.77in; 50mm / 1.97in; 55mm/2.17in; 60mm/ 2.36in (Optional) <br> <br>Package list: <br>1 * Dial Indicator Extension Rod <br> <br>Note: <br>The actual product color may deviate from the photo due to light. <br>There may be a slight deviation in the measurement of product.<br>1、Fine workmanship, clear thread. <br>2、The thread diameter of the product is M2.5. <br>3、The product adopts standard thread and has strong applicability <br>4、The product is suitable for dial gauge(please pay attention to the size you need when buying). <br>5、The diameter of the rod is 5 mm.