Countersink Step Drills 90deg 

Choose which size you require from the options above.

Of course we are all familiar with a center drills for lathe work, which is a combination drill and countersink

These Drill Counter Sinks are specially designed to drill through steel or wood

To suit the most common Screw sizes you can use most sizes also for Imperial Counter Sunk head screws, these are a real time saver in the workshop

These are most commonly used in through-hole applications.