Electro-optical Edge Finder Led Beep Contact Sensor for Precise

Shank Diameter: 20MM, Probe Diameter: 10MM, Accuracy: 0.005MMProbe Hardened & Precision Ground, Not Necessary to Rotate While Measuring;The Sensor is Spring Loaded to Prevent Accidental Damage by Overun.These Excellent Electronic Optical Edge Finder Quickly Locate Work Edges and Save Time When Finding Positions on Milling Machines, Jig Borers, EtcBattery: 2pcs 1.5V (Without battery);Colour:silverMaterial:MetalPackage Contents:1 * ES20-10 Edge finder (Batteries not included)Only the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.