7/16" 3-Flute, Carbide Tipped Aircraft Counterbore 1/8" PH, 1/4" Shank, ST30015

7/16" 3-Flute, Carbide Tipped Aircraft Counterbore 1/8" PH, 1/4" Shank, ST30015

Diameter = .4375 +/-.002"

Radius = .015" +/-.005"

Body reduced to .406" +/-.010"