HSS STEP DRILL
AP-HSSSTEPDRILL- Diameter 8.1/12mm Countersink
- Diameter 8.2/15.5mm Countersink (PVD only)
Our HSS Step Drills are ideal for drilling the tapping size hole and countersinking in one operation.
These drills save you time by combining two drilling operations into one in preparation for tapping.
Also available with the addition of PVD which will extend the cutting life by maintaining the cutting edge for a longer period of time. Our HSS Step Drills are ideal for drilling the tapping size hole and countersinking in one operation.