Chicago-Latrobe Taper Length Drill, General Purpose, Series: 120, U-Shaped Drill - Letter, 0.368 in Drill - Decimal, 6-3/4 in Overall Length, 4-1/4 in Depth of Cut, Spiral Flute, 4-1/4 in Flute Length, 0.368 in Shank, Straight Shank, Point 118 Degrees, Conventional Point, Right Hand Direct Cut, HSS Cutting Edge, HSS, Black Oxide, Applicable Materials: Carbon Steel, Alloy Steel, and Cast Iron