Countersink Tools 90 deg

Asahi Diamond plated Countersinks are designed to countersink holes in materials such as glass, quartz, composites, graphite epoxy, carbon, boron, fiberglass, marble and other non-ferrous materials.

Our Countersink's are also available in metal bond.


Shank Type

30mm Plain
40mm Plain
50mm Plain
65mm Plain
75mm Plain
30mm Habit
40mm Habit
50mm Habit
65mm Habit
75mm Habit


Asahi Countersink Tool's aren't currently available to buy online.
To make an enquiry or a purchase please contact us:
 02 9997 7033 /