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The Milwaukee Red Helix Cobalt 15/64" Drill Bit 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 degrees Helix Angle which ends at 15 degrees. The 135 degrees split point tip delivers a precision start and prevents walking for fast, accurate holes in hard metals, PVC and wood. The tapered drill bits feature a new enhanced tapered web that strengthens the bit's core to increase flute durability. The cobalt twist drill bits are ideal for tough applications, providing up to 15X life vs. black oxide brill bits.
- 135 split point for precision start no walking
- Design for rapid material extraction
- 3-flat secure-grip helps keep the bit fixed within the chuck
- Quadedge tip designed to decrease heat build up and drill faster
