BOGDANô Mag-Drill • 3/4 diameter shank with 2 flats at 90 • M35 Cobalt Steel for tougher applications, better finish, high speed and feeds, and longer tool life • Because they remove metal onlyat eh periphery of the hole being cut, BOGDANô Mag Drills require less power and thrust than conventional twist drills, effectively increasing the capacity of your existing machines. • Multiple cutting edges produce higher feed rates, lower cutting resistance and better quality holes for increased productivity and longer tool life • EJECTOR PIN SUPPLIED WITH CUTTER