Drill America #80 Cobalt Drill Bit Set (12 pcs) D/ACO
Cobalt steel drill bits with gold oxide coating for cutting harder metals. Round shanks fit varied toolholding systems; designed for efficient chip evacuation when counterclockwise cutting. Manufactured to National Aerospace standard 907
Highlights
- cobalt alloy for hard metals
- counterclockwise chip evacuation
- aerospace-standard manufacturing
Pros
- cobalt steel composition for harder metals
- round shank compatibility with toolholding systems
- gold oxide coating aids identification and performance
- efficient chip evacuation in counterclockwise cuts
- compliance with aerospace standard 907
Cons
- mixed feedback on angle aspect
Best For
Features
- Cobalt steel enhances performance cutting harder metals like stainless steel or nickel alloys
- Gold oxide coating is a thinner surface treatment with performance similar to uncoated tools
- Round shanks compatible with a variety of toolholding systems
- Counterclockwise (right-hand cut) operation directs chips away from the cut
- Manufactured to National Aerospace standard 907
