Crown CT21076HMX

IRWIN Blue-Groove point and cutting edge for faster chip removal - 4x faster than standard spade bits

The Milwaukee Red Helix cobalt drill bit is engineered for extreme durability and long life in hard metal applications. The Milwaukee cobalt drill bits are designed with a Variable Helix that includes more→an aggressive 35-degree helix angle that ends at 15 degrees. The 135-degree split point tip delivers a precision start and prevents walking for fast, accurate holes in hard metal, 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 drill bits.

Milwaukee Thunderbolt Titanium coated drill bits are designed for extreme durability and up to 3X longer life. The Thunderbolt web features a thicker core than a standard drill bit to provide ultimate more→strength and protect against side-load breakage. The titanium coating reduces heat build-up and keeps the bit sharp to extend performance. The 135 degree split point tip delivers a precision start and prevents walking for fast, accurate holes. Effective for drilling on curved surfaces, Milwaukee Thunderbolt Titanium Coated bits require less effort to drill through wood, metal and PVC, and are highly recommended for use with portable drills.