The Milwaukee Red Helix cobalt drill bit is 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 metal, PVC and wood.
Cobalt alloy for up to 15x life vs. black oxide drill bits
Design for rapid material extraction
Enhanced tapered web strengthens the bits core
3-flat Secure-Grip helps keep the bit fixed within the the chuck