Combintation Drill/Countersinks HSS Plain Type 60° Included Bright
The plain type combination drill & countersink produces a seat or bearing surface for subsequent machining operations. It's the most commonly used and produces a 60 degree angle satisfactory for turning or grinding.
- Standard and Long Series available
- High Speed Steel Bright Finish
- Coatings available
Parts requiring turning on a lathe or cylindrical grinding are drilled with a combined drill/countersink to provide a seat or bearing surface for machining.