Countersink Set, Single Flute 82 Degree, Set of 4 

A countersink is used to create a conical hole that allows the head of a screw or fastener to sit flush with or below the surface of the material. Additionally, countersinking can be used for chamfering or deburring holes.

• Single flute countersinks

• 82-degree point angle

• 1/4", 3/8", 1/2", and 3/4" diameter countersinks

Made from high-speed steel and intended for use on steel, brass, and aluminum.