WESTWARD 5UDD4 Jobber Drill Parabolic 11/64 HSS 135 Deg Standard Number of Pieces 1 Heavy Duty Grade High Speed Steel Black Gold Finish Split Point Drill Point (Deg.) 135 Fractional Size (In.) 11/64 Decimal Equivalent 0.1719 Flute Length (In.) 2-11/64 Flute Length (mm) 53.975 Overall Length (In.) 3-1/4 Overall Length (mm) 82.55 Shank Dia. (In.) 11/64 Shank Dia. (mm) 4.3656250000000005 For use on Carbon Steel Plastic and Cast Iron Materials. Sizes Included 0.171875