Jobber Drill Bit, Metric, Size 4.50mm, Decimal Equivalent 0.1772, Point Angle 135 Degrees , Material High Speed Steel, Finish Black Oxide, Coolant Through No, Overall Length 80.00mm, Cutting Direction Right Hand, Shank Dia. 4.5mm, Flute Length 47mm, Point Type Split Point, List Number 150ASP