MORSE® Silver & Deming Drill, Series: 1424S, 41/64 in Drill - Fraction, 0.6406 in Drill - Decimal Inch, 6 in Overall Length, 3-1/8 in Cutting Depth, Standard Flute, 3-1/8 in Flute Length, 1/2 in Shank, 3-Flat Reduced Shank, 118 deg Point, Split/Self-Centering Point, Right Hand Cutting Direction, HSS Cutting Edge, HSS, Black/Gold Oxide