Drill America #6 Cobalt Heavy Duty Drill Bit (12 pack) D/ACO
Cobalt steel drill bit set with round shanks for use in various toolholding systems. Cobalt alloy improves performance with harder metals; gold oxide surface identified; includes counterclockwise evacuation of chips. Noted for high quality and sharp cuts by customers
Highlights
- cobalt alloy for hard metals
- round shank versatility
- aerospace-standard manufacture
Pros
- cobalt alloy for harder-metal drilling
- round shanks for versatile toolholding
- sharp cuts and durability
- includes multiple bits in pack
- formed to aerospace standard 907
Cons
- mixed feedback on angle aspect
Best For
Features
- Cobalt steel tool composition enhances cutting harder metals like stainless steel or nickel alloys
- Gold oxide indicates a thinner oxide surface treatment compared to black oxide
- Round shanks compatible with a wide range of toolholding systems
