Hougen 12632 1" X 1" "12,000-Series" TiN Annular Cutter tin-coated Hougen Step Drills allow the

Hougen Step Drills allow the convenience of drilling multiple size holes using one drill bit

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

Colllet: 02495 for #6 thru 1/4" tap

Tapping Kits are not recommended for use with swivel base drills

Always use a sharp pilot for best results

Hougen 12632 1" X 1" "12,000-Series" TiN Annular Cutter tin-coated Hougen Step Drills allow theItem 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