Jobber Measurement Type Wire Gage #42 RHS / RHC HSS-CO 8% (M42) 135 Degree Split Point Cobalt Heavy Duty Jobber Length Drill - Straw / Gold Oxide Tool Diameter #42 Shank Diameter 0.094 inch Flute Length 1-1/4 inch O.A.Length 2-1/4 inch Cle-Line List 1802 Cobalt Heavy Duty Jobber Length Drills Coating Gold Oxide Cutting Edge Material HSSCoPM Cle-Line