6-Flute Countersinks

6-flute chatterless carbide countersinks make fast shearing cuts in stainless steel, hardened materials and super alloys, so you can feed harder and get longer tool life. 60°, 82°, 90° and 100° included angles. 100% Made in USA by End Mill Man. Need help picking the right cutting tool? Contact us and we'll help you find it.