Drill Aircraft Extension Drill, Type B Extra Length Heavy Duty, Series: 500-6, 7/64 in Drill - Fraction, 0.1094 in Drill - Decimal Inch, 6 in Overall Length, 4XD Cutting Depth, 2 Flutes, Spiral Flute, 1-1/2 in Flute Length, 7/64 in Shank, Straight Shank, 135 deg Point, Split/Self-Centering Point, Right Hand Cutting Direction, HSS Cutting Edge, HSS, Steam Oxide, Applicable Materials: Plain Carbon Steel, Alloy Steel/Hardened and Tempered Steel, Free Machining Stainless Steel, Austenitic, Ferritic + Austenitic, Martensitic, Lamellar Graphite, Nodular Graphite/Malleable Cast Iron, Unalloyed Titanium, Alloyed Titanium, Nickel