Alpha Single Flute HSS Cobalt Countersink 25mm

Alpha HSS Cobalt 1 Flute 90° Countersink

• Simple to sharpen by grinding the face of the flute

• Fully ground M42 HSS-Co8 increases strength and countersink life

• Suitable for countersinking non-ferrous metals

See the Alpha HSS Countersink Comparison chart

Single flute construction provides less aggressive and slower cutting than multi-flutes, therefore reducing the risk of chattering permitting optimum performance for the handyman and portable power tools