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HMD914 and HMD925
920 (5/8" Max
M2 TiN Coated high speed steel material
Cutting Diameter: 13/16"
Includes: Annular Cutter & Pilot Pin
Hougen 12770 2-3/16" X 2" "12,000-Series" TiN Annular Cutter Step Drills HMD914 and HMD925Item Details For use with Hougen Portable Magnetic Drills and many competitive models on materials up to 325 BHN. They are made of M2 TiN Coated high speed steel and are precision ground for excellent performance throughout the cut and long tool life. They require less horsepower and thrust to cut, and last much longer than traditional holemaking methods. "12,000 Series" cutters have a 3 4" diameter double flatted shank. Modified end tooth geometry is