Hougen 4-12232 1" X 4" "12,000-Series" Annular Cutter rotaloc carbide Hougen Step Drills allow the

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

• Biodegradable & Non-toxic

"Super Sticky" properties make the foam adhere to the metal and stay on longer

DRILL-TWIST 5/16"DIA X 1/4"SHK

Only a thin area of material touches the outside of the hole which provides for less friction and a better hole finish

Hougen 4-12232 1" X 4" "12,000-Series" Annular Cutter rotaloc carbide Hougen Step Drills allow theItem Details For use with Hougen Portable Magnetic Drills and many competitive models on materials up to 275 BHN (28. 5 HRC). They are made of hardened M2 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