'Screw Machine Drill Bit, Fractional Inch, Drill Bit Size 11/64 In., Decimal Equivalent 0.1719, Drill Bit Point Angle 135 Degrees , Drill Bit Material Cobalt Steel, Drill Bit Finish Straw/Bronze, Flute Type Parabolic, Overall Length 2-1/8 In., Grade High Performance, Shank Dia. 11/64 In., Flute Length 1-1/16 In., Point Type Notched Point, List Number 2175, For Chilled Cast Iron, High Speed Steels, High-Strength Alloy Steel, Stainless Steel And Tool Steel, Sizes Included 11/64 In.'