Drill America Silver and Deming Drill, Premium Quality, Series: D/ARSD, 1-3/8 in Drill - Fraction, 1.375 in Drill - Decimal Inch, 6 in Overall Length, 3 in Cutting Depth, 2 Flutes, 3 in Flute Length, 1/2 in Shank, Round/Reduced Shank, 118 deg Point, Conventional Point, Right Hand Cutting Direction, HSS Cutting Edge, HSS, Black/Bright, Applicable Materials: Iron and Steel