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Additional Information

RED HELIX™ Cobalt Drill Bits are engineered for extreme durability and longer life in hard metal applications. The MILWAUKEE® Cobalt drill bits are designed with a VARIABLE HELIX™ that includes an aggressive 35° Helix Angle which ends at 15°. The Quad Edge Tip™ delievers an aggressive tip geometry with four cutting edges for faster drilling, while the Enhanced Tapered Web™ strengthens the bits' core to increase flute durability. Our cobalt twist drill bits are ideal for tough applications, providing up to 15X life vs. Black Oxide Drill Bits.