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Hougen 17918 21MM X 25MM RotaLoc Plus Annular Cutter
Hougen® RotaLoc Annular Cutters are ideally designed for HMD115, HMD150 and HMD130 magnetic drills. It features a 5/8" bayonet style twist lock shank for fast change out without requirement of any other tools to install in the drill arbor. It is constructed from M42 high-speed steel or Carbide Cutters with stack-cut geometry for penetrating multiple plates in a single pass and renders magnificent durability.
Hougen RotaLoc cutters feature a quick shank mounting system for changing cutters without tools
Features "Stack-Cut" end tooth geometry which is required for drilling through 2 or more pieces of material at once