Hougen 4-12296 3" X 4" "12,000-Series" Annular Cutter doc-25 RATCHET DRIVE FOR HMD505 &

RATCHET DRIVE FOR HMD505 & HMD508

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

Hougen Part #: 12118

Makes large diameter holes efficiently without the mess of chips

1) Locate the holes center point

Hougen 4-12296 3" X 4" "12,000-Series" Annular Cutter doc-25 RATCHET DRIVE FOR HMD505 &Item 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