Engineered for extreme durability, these Milwaukee Cobalt drill bits provide up to 15x the life of black oxide bits in hard metal applications. The variable helix design and 135° split point tip ensure rapid material extraction and a precision start without walking.

• Cobalt alloy construction offers up to 15x longer life compared to black oxide drill bits
• Variable Helix design with an aggressive 35° angle ensures rapid material extraction
• 135° split point tip provides a precision start and prevents walking for accurate holes
• Enhanced Tapered Web strengthens the bit's core to increase flute durability
• 3-Flat Secure-Grip design helps keep the bit fixed securely within the chuck
• Versatile application for hard metals, stainless steel, aluminum, PVC, and wood