Hougen 12546 46MM Annular Cutter 76MM Depth 12,000 Series M2 HSS Step Drills The tapered inner diameter provides

The tapered inner diameter provides a relief area between the slug & cutter to reduce horsepower & improve slug ejection

Requires less horsepower and thrust than traditional holemaking

this case is the replacement

• Biodegradable & Non-toxic

Hougen 12546 46MM Annular Cutter 76MM Depth 12,000 Series M2 HSS Step Drills The tapered inner diameter providesPilot Not Included Professional grade Hougen annular cutter engineered for fast, accurate holemaking in steel and alloy materials up to 275 BHN (28. 5 HRC). Manufactured from hardened M2 high speed steel with patented Hougen Edge geometry for smooth cutting, long tool life, and reduced horsepower requirements. Key Specifications Series: 12,000 Series Shank: 3 4" Double Flatted Weldon Material: Hardened M2 High Speed Steel (HSS) Max Hardness: 275 BHN