Precision Electronic Digital Edge Sensor With LED Beep Milling Finder

Description : Precision Electronic Digital Edge Sensor With LED Beep Milling Finder Feature : Accuracy 0.01MM Quickly locate work edges Probe Hardened & Precision Ground LED lights instantly and it beeps when probe touches conductive work piece There is a safety spring puller which puts The ball precisely back to the position when ball breaks away from ball seat These excellent tools quickly locate work edges and save time when finding positions on milling machines, jig borers etc Specification : Shank Diameter : about 20mm Shank length : about 160mm Ball Diameter : about 10mm Battery : 1Pc 23A 12V Battery (not include) Package Included : 1 x Electronic Edge Finder Details pictures :