Aircraft Extension Drill, Economy, Series DWDAC, X Drill Size Letter, 0397 Drill Size Decima
pQualtech Aircraft Extension Drill, Economy, Series DWDAC, X Drill Size Letter, 0397 in Drill Size Decimal Inch, 6 in Overall Length, 334 in Cutting Depth, 2 Flutes, 334 in Flute Length, Round Shank, 135 deg Point, Split Point, Right Hand Cutting Direction, HSS Cutting Edge, HSS, Black Oxide, Applicable Materials Mild Steelp.