Milwaukee® SHOCKWAVE™ Impact duty titanium drill bits with RED HELIX™ are engineered for impacts and drills. Designed with a Variable Helix™ with an aggressive 35 deg helix angle which ends at 15 deg, the impact duty titanium drill bits with RED HELIX™ provide Rapid Chip Removal™ to limit heat buildup to Stay Sharper Longer™. The 135 deg split point tip delivers a precision start and prevents walking for fast, accurate holes. Titanium coating can be used in all drilling applications to give you up to 3X life vs. Black Oxide Drill Bits™.