28mm x 90deg HSS-5%Co Holetype Countersink - Alpha

Description

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. Countersinking optimum results are obtained in softer materials such as wood or plastic, however fluted countersinks are more suited for countersinking hard metals.