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• Fully ground M42 HSS-Co8 increases strength and countersink life
• Three flute construction reduces chip load and controls chatter, which permits higher feed rates. Recommended machine use for accurate speed and feed rates for optimum results.
See the Alpha HSS Countersink Comparison chart
The Alpha three flute countersinks are the most multipurpose countersinks in the range
Suitable for countersinking all metals, plastics and wood