Jobber Measurement Type Metric 2.30mm RHS / RHC HSS 135 Degree Split Point Heavy Duty Parabolic Jobber Length Drill - Black & Gold Cle-Line List 1872 Heavy Duty Parabolic Jobber Length Drills Tool Diameter 2.3 mm Shank Diameter 2.3 mm Flute Length 27 mm O.A.Length 53 mm Coating Gold-Black Oxide Cutting Edge Material HSS Cle-Line