Milwaukee RED HELIX™ 15-PC Cobalt Drill Bit Set is engineered for durability and precision in hard metal applications. Featuring a Variable Helix™ design with a unique 35° helix angle tapering to 15°, these drill bits enable fast chip removal and reduce heat buildup, ensuring they stay sharper for longer periods. The 135° split point tip allows for accurate hole placement and prevents walking, making these bits i for tough drilling tasks as well as general twist drilling jobs. This set includes a variety of sizes to meet your drilling needs, combining high performance with long-lasting reliability. Model Number: 48-89-2370