Chicago-Latrobe - Workman's Length Drill, General Purpose, Series: 150D, Metric/Imperial, 0.169 in Drill - Metric, 0.1693 in Drill - Decimal Inch, 3.150 in Overall Length, 5X Depth of Cut, 2 Flutes, Right Hand Spiral Flute, 1.850 in Flute Length, 0.169 in Shank, Straight Shank, 1118 Degree Point, Radial Point, Right Hand Cutting Direction, HSS Cutting Edge, Non-Pitch Coolant, HSS, Bright, Applicable Materials: Non-Ferrous Metals