Milwaukee Shockwave Impact Duty Titanium Drill Bits with Red Helix are engineered for impacts and drills. Designed with a Variable Helix that with an aggressive 35° cutting edge which ends at 15°, the Impact Duty Titanium Drill bits with Red Helix provide Rapid Chip Removal to limit heat buildup to Stay Sharper Longer. The 135° split point tip delivers a precision start and prevents walking for fast, accurate holes. RED HELIX™ - designed for rapid chip removalChip breaker to reduce heat build-upFast, accurate drilling - 135° split point tip starts on contact to prevent walking, while the parabolic flute clears chips fastTitanium coating for 3x life versus black oxideDesigned with a Variable Helix ™ that includes an aggressive 35° Helix Angle which ends at 15° providing rapid chip removalCorrosion resistant - titanium coating keeps the bit sharp and provides added protection from heat build-upReduced down time - 1/4 in. Hex power groove shank offers quick bit changesShockwave impact duty, engineered for drills and impacts15/32 in. diameter