Product Description
6 Flute chatterless countersinks are designed to provide more metal removes than the 1,2,3 and 4 flute countersinks. They are also more effective on harder materials.

Brand Drill America
Part Number DEWCHAT5/16-120
Size 5/16"-120
Material High Speed Steel
Finish Uncoated (Bright)
Body Diameter 5/16"
Shank Type Round
Countersink Angle 120°
Shank Size 1/4"
Length 2"
Number of Flutes 6