BOSCH CO21B 21-Piece Assorted Set with Included Case Cobalt M42 Metal Drill Bit with Three-Flat Shank for Drilling Applications in Stainless Steel, Cast Iron, Titanium, Light-Gauge Metal, Aluminum -

What makes this Cobalt M42 drill bit stand out from the rest? It's simple - its unparalleled durability, heat resistance, and versatility make it the ultimate tool for any job.

With an 8% Cobalt alloy that delivers 10 times the life of standard bits, you can tackle even the toughest applications with confidence.

The high-heat resistant design ensures that this bit can withstand extended periods of high temperatures without losing its effectiveness.

And with a thick web-helix design, you'll enjoy added stability in challenging situations.

Whether you're working with stainless steel, cast iron, titanium, light-gauge metal, or aluminum, this bit is up to the task.

So why settle for anything less? Get your hands on the Cobalt M42 drill bit today and take your drilling to the next level!