Milwaukee Red Helix 5/16 In. Cobalt Drill Bit Smoke Detectors 2-3/4-Inch x 2-13/16-Inch

2-3/4-Inch x 2-13/16-Inch

easy to use cam buckle with a quick release thumb button

protected vinyl coating

For electric water heaters only

Milwaukee Red Helix 5/16 In. Cobalt Drill Bit Smoke Detectors 2-3/4-Inch x 2-13/16-InchMilwaukee Cobalt RED HELIX Drill Bits are engineered for extreme durability and long life in hard metal applications. Designed with a Variable Helix that includes an aggressive 35 degree Helix Angle which ends at 15 degree, the Cobalt bits with RED HELIX provide Rapid Chip Removal limiting heat buildup to Stay Sharper Longer. The 135 degree split point tip delivers a precision start and prevents walking for fast, accurate holes. Ideal for tough