Product Description: Quantity: 1 piece Diameter: 5mm Thread: M2.5 Length: 9 mm Ball diameter: 2mm TUNGSTEN STEEL CONTACT POINT: This M2.5 contact point is made of high quality tungsten steel material, high hardness, not easy to be slightly deformed, to meet the requirements of high-precision measuring instruments HIGH PRECISION TOUCH POINT: High-precision equipment is made with a strict process, and the edges are flat. This dial test point fits indicator dial thickness gauge depth gauge etc. DURABLE DIAL TEST POINT: Our tungsten steel dial contact points are suitable for use in dial gauges. The contact points are ideal for use with fall indicators to measure soft materials like foam and plastics M2.5 COMPOSITION CONTACT POINTS: The thread is M2.5. (Please pay attention to the purchase). Our contact point fits depth gauge dial height indicator dial depth gauge etc. CONVENIENT DIAL CONTACT POINT: This M2.5 dial contact point is suitable for replacing an old and damaged dial contact. Rigorous and careful manufacturing guarantees superior quality and long life