Drill America cobalt heavy duty drill bit set (12 pcs) D/ACO
Cobalt steel drill bits with gold oxide surface for harder metals; round shanks compatible with various toolholding systems. Customers note quality, performance, and durability with sharp, clean cuts
Highlights
- cobalt for harder metals
- round shanks for versatile toolholding
- quality and durability feedback
Pros
- cobalt steel improves performance on hard metals
- gold oxide surface for identification
- round shanks for broad compatibility
- good durability and sharp cuts
- pack of 12 bits for value
Cons
- angle performance feedback varies
Best For
Features
- Cobalt steel tooling for improved performance when cutting harder metals
- Gold oxide surface treatment is thinner than black oxide and similar to uncoated tools
- Round shanks provide compatibility with a wide range of toolholding systems
- Designed for counterclockwise operation; right-hand cut enables chip evacuation up and out of the cut
