Hougen® 12000-Series 15/16 M2 Extended Reach Annular Cutter featuring 4 depth of cut is designed to provide extra reach with magnetic drills in deep hole drilling applications. Resharpenable cutter with a shank of 3/4 is made from hardened high-speed steel and is precision ground for excellent performance. Cutter can be used on materials up to 275 BHN.