Features:<br> brand new and high quality<br> These Excellent Electronic Optical Edge Finder Quickly Locate Work Edges and Save for Time When Finding Positions on Milling Machines, jig Borers, Etc.<br> Pro-be Hardened & Precision Ground, Not Necessary to Rotate While Measuring;The Sensor is Spring Load-ed to Prevent Accidental Damage by Overun.<br> LED Lights Instantly and It Beeps When Pro-be Touches Conductive Work Piece, Louder and Brighter.<br> Shank Diameter: 20MM, Pro-be Diameter: 10MM, Accuracy: 0.005MM.<br> Suitable for traditional milling machines and integrated processing machines.<br> <br> Specifications:<br> Material: Stainless Steel<br> Box Size: 200x60x35mm/ 7.87x2.36x1.37 in<br> Finder Length: 160mm/ 6.3 in <br> Shank Diameter: 20mm/ 0.8 in <br> Pro-be Diamter: 10mm/ 0.4 in<br> <br> Note:<br> Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid.<br> Due to the difference between different monitors, the picture may not reflect the actual color of the item.<br> <br> Package includes:<br> 1x Electronic Edge Finder<br> 1x Wooden Box