Electronic Optical Edge Finder - Suitable for conventional milling machines and integrated processing machines - This electronic optical edge finder quickly locates work edges, saving time when determining positions for milling machines, jig borers, and similar equipment - Shank diameter: 20 mm; BE diameter: 10 mm; Accuracy: 0.005 mm - BE hardened and precision-ground; rotation is not required during use. Spring-loaded to prevent accidental damage from over-travel - Applications: - Locating the true edge of a workpiece before milling - Establishing datum lines for jig boring and fixture setup - Aligning fixtures and workholding on integrated processing machines Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.