Champion CS6X Drill Bit, Aircraft Extension, 7/32 in Diameter, Spiral Flute, 2-1/2 in Flute Length, Straight Shank, Split Point, 135 deg Point, HSS, Black Oxide, 6 in Overall Length, Right Hand Cutting Direction, Applicable Materials: Alloy Steel, Gray Cast Iron, Low Carbon Steel, Manganese, Nimonic Alloys, Spring Steel, Stainless Steel, Titanium