DWDCOBP12 cobalt drill bit set (12-pack) - DWDCO series
Cobalt steel drill bits designed for harder metals with improved performance. Gold oxide surface and round shanks suit diverse toolholding systems; suitable for counterclockwise operation to evacuate chips. Customers note durability and sharpness across materials
Highlights
- cobalt for harder metals
- gold oxide identification
- round shank compatibility
Pros
- cobalt steel with enhanced performance
- gold oxide surface for easy identification
- round shanks compatible with many toolholders
- effective chip evacuation in counterclockwise use
- durable and sharp across metals
Cons
- some customers report size description mismatches
- mixed opinions on geometry relevance
Best For
Features
- Cobalt steel tool structure for cutting harder metals like stainless steel or nickel alloys
- Gold oxide coating is a thinner surface treatment compared to black oxide, with performance similar to uncoated tools
- Round shanks compatible with a wide range of toolholding systems
- Right-hand cut with counterclockwise rotation allows chips to evacuate through the spiral flutes
- Manufactured to National Aerospace standard 907
