Drill America 15/16 in Reduced Shank Cobalt Drill Bit
Cobalt drill bit with 1/2 in round shank for use in various toolholding systems. Designed for drilling harder metals; features a gold oxide surface and counterclockwise chip evacuation. One customer note highlights varied sharpness and durability
Highlights
- cobalt for harder metals
- round shank for versatile holders
- aerospace-standard 907
Pros
- cobalt steel tooling for harder metals
- round shank for versatile toolholding
- thin gold oxide surface treatment
- chip evacuation in counterclockwise direction
- manufactured to aerospace standard 907
Cons
- mixed feedback on cutting performance
- reports of brittleness and breakage
- some note wobbling during use
Best For
Features
- Cobalt steel with increased cobalt content for cutting harder metals
- 1/2" shank and 15/16" reduced shank for versatile tooling compatibility
- Gold oxide coating is a thin surface treatment with performance similar to uncoated tools
- Round shanks enable use with a wide range of toolholding systems
- Counterclockwise right-hand cut design with spiral flute for chip evacuation
