Micro 100 RRM-110-40X Right Hand Retaining Ring Grooving Tool, Solid Carbide, AlTiN Coated, Metric Dimensions, 1.10 mm Groove Width, 2.50 mm Projection, 8 mm Minimum Bore Diameter, 40 mm Maximum Bore Depth, 8 mm Shank Diameter, 63 mm Overall Length