STEP DRILLS ULTRA BIT™ MULTI-DIAMETER
Type 78-ACN Titanium Carbon Nitride Coated, 3-flats on Shank - Blister pak
• 2 - 4x the tool life of Titanium Nitride coated tools.
• Improved lubricity for better performance in steel and aluminum.
• Twice as hard as titanium nitride coating.