G1489 Jobber Bit F High Speed Steel CHICAGO-LATROBE 45776

G1489 Jobber Drill Bit Material High Speed Steel Point Angle 135 Degrees Split Point Finish Black Oxide Dimension Type Letter Size F Decimal Equivalent 0.2570 In. Flute Length 2-7/8 In. Overall Length 4-1/8 In. List Number 150ASP Shank Dia 0.2570 In. Standards National Aerospace Standards (NAS) 907 Type B