Cobalt heavy-duty drill bit set, D/ACO series (6 ct) by Drill America
Cobalt steel drill bits with enhanced performance for harder metals. Round shanks for versatile toolholding. Customers note quality, durability, and sharp cuts, with longer life than some competitors
Highlights
- enhanced cutting performance on hard metals
- round shank versatility
- manufactured to aerospace standard 907
Pros
- cobalt steel for harder metals
- round shanks for versatile toolholding
- sharp, clean cuts
- durable with extended life per customers
Cons
- angle feedback is mixed from customers
Best For
Features
- Cobalt steel tooling for improved performance on hard metals like stainless steel and nickel alloys
- Gold oxide coating thinner than black oxide, with performance similar to uncoated tools
- Round shanks compatible with a wide range of toolholding systems
- Right-hand cut spiral design aids chip evacuation when operated counterclockwise
- Manufactured to National Aerospace Standard 907
