Chicago-Latrobe Workman's Length Drill Bit, General Purpose, Series: 150D, Metric/Imperial, 0.5512 in Drill, Decimal Drill, 160 mm Overall Length, 5XD Depth of Cut, 2 Flutes, Right Hand Spiral Flute, 4.252 in Flute Length, 0.551 in Shank, Straight Shank, 118 Degree Point, Radial Point, Right Hand Cutting Direction, HSS Cutting Edge, Non-Pitch Coolant, HSS, Bright, Applicable Materials: Non-Ferrous Metals