Chicago-Latrobe - Workman's Length Drill, Series: 150L, Imperial, #48 - Wire, 0.076 in. Drill - Decimal Inch, 2 in. Overall Length, 5X Depth of Cut, 2 Flutes, Left Hand Spiral Flute, 1 in. Flute Length, 0.076 in. Diameter x 1 in. Long, Straight Shank, Radial Point. Left Hand Cutting Direction, HSS Cutting Edge, Non-Pitch Coolant, HSS, Bright, Applicable Materials: Alloy Steel, Carbon Steel, and Cast Iron