DWDCO cobalt drill bit, 1-1/2" reduced shank with 1/2" shank
Cobalt drill bit designed for tougher metals with round shanks for versatile toolholding. Mixed feedback on performance and durability from customers
Highlights
- cobalt alloy for hard metals
- round shank versatility
- status-quo oxide identification
Pros
- cobalt steel with enhanced performance for harder metals
- round shank for versatile toolholding compatibility
- narrow oxide treatment for tool identification and performance
- suitable for counterclockwise cutting with chip evacuation
Cons
- mixed customer feedback on sharpness and durability
- some reports of brittleness or breaking on first hole
- wobble during use noted by customers
Best For
Features
- Cobalt steel composition offers improved performance on harder metals
- Round shanks compatible with a wide range of toolholding systems
- Gold oxide surface treatment is thinner and similar in performance to uncoated tools
- Counterclockwise cutting (right-hand) enables efficient chip evacuation from the cut
- Manufactured to National Aerospace standard 907
