Diesella A/s Mechanical Edge Finder Ø10/ø4 mm Probe And Ø10 mm Shank - Haus Garten - 50322165 Grounded on All Faces.Accuracy of Zero Point to Point is Within 0.005 mm.R.P.M Within 400-600.Hrc 56° +/- 1° EUR 151.42 1