Drill America cobalt heavy duty drill bit set (D/ACO) 12-pack
Cobalt steel drill bits with round shanks for varied toolholding. Suitable for harder metals like stainless steel and nickel alloys. Customers note quality, performance, and durability with sharp, clean cuts
Highlights
- suitable for harder metals
- round shanks for toolholding variety
- mixed angle feedback
Pros
- cobalt steel for harder metals
- round shank compatibility
- good cutting performance and durability
- includes multiple bits in a pack
- thin gold oxide surface treatment indicating cobalt tooling
Cons
- angle feedback mixed among users
Best For
Features
- Cobalt steel tools designed for cutting harder metals like stainless steel or nickel alloys
- Thin gold oxide surface treatment provides similar performance to uncoated tools
- Round shanks compatible with a wide range of toolholding systems
- Right-hand cut spiral flutes evacuate chips up and out to reduce clogging
- Manufactured to National Aerospace standard 907
