Alpha HSS Cobalt Cross Hole 90° Deburrer Countersink
 
Fully ground M42 HSS-Co8 increases strength and countersink life
The Cross Hole Countersinks are cone shaped with a cutting hole provided by a hole through the side of the cone
 
The cross hole construction is the most universal product suiting the widest range of materials. Optimum deburrer results are obtained in ferrous and non-ferrous metals.