Hougen 12002 Rotabroach Magnetic Drill Cutter Kit 12，000 Series 2-Inch D.O.C.<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Two flats for cutter mounting: System is rigid and offers up to 2x the tool life as compared to quick change or one touch tool mounting systems</li><li>O.D. Margin: Only a thin area of material touches the outside of the hole which provides for less friction and a better hole finish</li><li>Patented Hougen Edge Geometry: Provides faster， smoother cuts， with less chatter</li><li>Ground and Fully Fluted: Provides better chip evacuation， requires less HP and offers better performance in deeper holes</li><li>I.D. Taper: Relief area between slug and cutter to reduce HP and improve slug ejection</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51E9r2Mqe%2BL.jpg" noproxy>