Features and Benefits: - Made from premium grade cobalt drill bit set
- 135 degree split point requires no center punching
- For use in extremely hard metals, including stainless steel
- Includes sizes from 1/16" to 1/4"
- All included in a hard case
Cobalt drill bits are designed to cut through extremely hard metals, including stainless steel. Extremely heat resistant, must be operated in power units that have a RPM speed of 1,500 or higher for maximum efficiency. |
