Annular Cutter Set, Annular Cutter Set, Cutter Material M42 Cobalt, Diameter 9/16 in, 11/16 in, 13/16 in, 15/16 in, 1 1/16 in, Number of Pieces 5, Cutting Depth 1 in, Shank Dia. 3/4 in, Cutter Finish Uncoated, For Drilling Hard to Machine and Inconsistent Materials, Includes Pilot Pin. This item has been restricted from sale in the following state (s): []