Milwaukee 27/64" COBALT RED HELIX™ Drill Bit is expertly engineered for exceptional durability and extended life in demanding hard metal drilling tasks. Featuring a variable helix design with an aggressive 35° helix angle that tapers to 15°, this cobalt drill bit ensures Rapid Chip Removal™ which helps reduce heat buildup, allowing the bit to stay sharper longer. The 135° split point tip s a precise start and prevents walking, enabling fast and accurate hole drilling. for tough applications, it up to 10 times the lifespan of traditional Black Oxide Drill Bits™ while remaining versatile for all twist drilling needs. Model Number: 48-89-2324